{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,16]],"date-time":"2026-09-16T00:51:23Z","timestamp":1789519883267,"version":"build-2803163510"},"reference-count":98,"publisher":"Centers for Disease Control MMWR Office","issue":"10","content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["MMWR Surveill. Summ."],"DOI":"10.15585\/ss6410a1","type":"journal-article","created":{"date-parts":[[2015,11,25]],"date-time":"2015-11-25T15:06:54Z","timestamp":1448464014000},"page":"1-40","source":"Crossref","is-referenced-by-count":71,"title":["Abortion Surveillance \u2014 United States, 2012"],"prefix":"10.15585","volume":"64","author":[{"given":"Karen","family":"Pazol","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Andreea A.","family":"Creanga","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Denise J.","family":"Jamieson","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"6224","published-online":{"date-parts":[[2015,11,27]]},"reference":[{"key":"key-10.15585\/ss6410a1-201511251100-R1","unstructured":"Smith JC. Abortion surveillance report, hospital abortions, annual summary 1969. Atlanta, GA: US Department of Health, Education, and Welfare, Public Health Service, Health Services and Mental Health Administration, National Communicable Disease Center; 1970."},{"key":"key-10.15585\/ss6410a1-201511251100-R2","article-title":"Abortion surveillance\u2014United States, 2005.","volume":"57","author":"CDC","year":"2008","journal-title":"MMWR Surveill Summ"},{"key":"key-10.15585\/ss6410a1-201511251100-R3","unstructured":"Henshaw SK, Kost K. Trends in the characteristics of women obtaining abortions, 1974 to 2004. New York: Guttmacher Institute. Available at http:\/\/www.guttmacher.org\/pubs\/2008\/09\/23\/TrendsWomenAbortions-wTables.pdf."},{"key":"key-10.15585\/ss6410a1-201511251100-R4","doi-asserted-by":"crossref","first-page":"119","DOI":"10.1097\/GRF.0b013e3181a2af8f","article-title":"Trends in abortion in the United States.","volume":"52","author":"Jones","year":"2009","journal-title":"Clin Obstet Gynecol"},{"key":"key-10.15585\/ss6410a1-201511251100-R5","doi-asserted-by":"crossref","unstructured":"Henshaw SK, Kost K. Abortion patients in 1994\u20131995: characteristics and contraceptive use. Fam Plann Perspect 1996;28:140\u20137, 58.","DOI":"10.2307\/2136189"},{"key":"key-10.15585\/ss6410a1-201511251100-R6","doi-asserted-by":"crossref","first-page":"158","DOI":"10.2307\/2135791","article-title":"The characteristics and prior contraceptive use of U.S. abortion patients.","volume":"20","author":"Henshaw","year":"1988","journal-title":"Fam Plann Perspect"},{"key":"key-10.15585\/ss6410a1-201511251100-R7","doi-asserted-by":"crossref","first-page":"226","DOI":"10.2307\/3097821","article-title":"Patterns in the socioeconomic characteristics of women obtaining abortions in 2000\u20132001.","volume":"34","author":"Jones","year":"2002","journal-title":"Perspect Sex Reprod Health"},{"key":"key-10.15585\/ss6410a1-201511251100-R8","unstructured":"Jones RK, Finer LB, Singh S. Characteristics of U.S. abortion patients, 2008. New York, NY: Guttmacher Institute. Available at http:\/\/www.guttmacher.org\/pubs\/US-Abortion-Patients.pdf."},{"key":"key-10.15585\/ss6410a1-201511251100-R9","doi-asserted-by":"crossref","first-page":"1358","DOI":"10.1097\/AOG.0b013e31821c405e","article-title":"Changes in abortion rates between 2000 and 2008 and lifetime incidence of abortion.","volume":"117","author":"Jones","year":"2011","journal-title":"Obstet Gynecol"},{"key":"key-10.15585\/ss6410a1-201511251100-R10","article-title":"Abortion surveillance\u2014United States, 2006.","volume":"58","author":"CDC","year":"2009","journal-title":"MMWR Surveill Summ"},{"key":"key-10.15585\/ss6410a1-201511251100-R11","article-title":"Abortion surveillance\u2014United States, 2007.","volume":"60","author":"CDC","year":"2011","journal-title":"MMWR Surveill Summ"},{"key":"key-10.15585\/ss6410a1-201511251100-R12","article-title":"Abortion surveillance\u2014United States, 2008.","volume":"60","author":"CDC","year":"2011","journal-title":"MMWR Surveill Summ"},{"key":"key-10.15585\/ss6410a1-201511251100-R13","doi-asserted-by":"crossref","first-page":"41","DOI":"10.1363\/4304111","article-title":"Abortion incidence and access to services in the United States, 2008.","volume":"43","author":"Jones","year":"2011","journal-title":"Perspect Sex Reprod Health"},{"key":"key-10.15585\/ss6410a1-201511251100-R14","doi-asserted-by":"crossref","first-page":"3","DOI":"10.1363\/46e0414","article-title":"Abortion incidence and service availability in the United States, 2011.","volume":"46","author":"Jones","year":"2014","journal-title":"Perspect Sex Reprod Health"},{"key":"key-10.15585\/ss6410a1-201511251100-R15","article-title":"Abortion surveillance\u2014United States, 2009.","volume":"61","author":"CDC","year":"2012","journal-title":"MMWR Surveill Summ"},{"key":"key-10.15585\/ss6410a1-201511251100-R16","article-title":"Abortion surveillance\u2014United States, 2010.","volume":"62","author":"CDC","year":"2013","journal-title":"MMWR Surveill Summ"},{"key":"key-10.15585\/ss6410a1-201511251100-R17","article-title":"Abortion surveillance\u2014United States, 2011.","volume":"63","author":"CDC","year":"2013","journal-title":"MMWR Surveill Summ"},{"key":"key-10.15585\/ss6410a1-201511251100-R18","unstructured":"Guttmacher Institute. State policies in brief: abortion reporting requirements. New York, NY: Guttmacher Institute; 2015. Available at: http:\/\/www.guttmacher.org\/statecenter\/spibs\/spib_ARR.pdf."},{"key":"key-10.15585\/ss6410a1-201511251100-R19","doi-asserted-by":"crossref","first-page":"244","DOI":"10.2307\/2991612","article-title":"Abortion reporting in the United States: an examination of the federal-state partnership.","volume":"30","author":"Saul","year":"1998","journal-title":"Fam Plann Perspect"},{"key":"key-10.15585\/ss6410a1-201511251100-R20","first-page":"871","article-title":"ACOG practice bulletin. Clinical management guidelines for obstetrician-gynecologists. Number 67, October 2005. Medical management of abortion.","volume":"106","author":"American College of Obstetricians and Gynecologists Committee","year":"2005","journal-title":"Obstet Gynecol"},{"key":"key-10.15585\/ss6410a1-201511251100-R21","doi-asserted-by":"crossref","unstructured":"Paul M, Lichtenberg ES, Borgatta L, Management of unintended and abnormal pregnancy: comprehensive abortion care. Oxford: Blackwell Publishing Ltd.; 2009.","DOI":"10.1002\/9781444313031"},{"key":"key-10.15585\/ss6410a1-201511251100-R22","unstructured":"Grimes DA, Schultz KF, Cates W Jr, Tyler CW. The joint program for the study of abortion\/CDC: a preliminary report. In: Hern WM, Andrikopoulos B, editors. Abortion in the Seventies: Proceedings of the Western Regional Conference on Abortion New York: National Abortion Federation; 1977.41\u201354."},{"key":"key-10.15585\/ss6410a1-201511251100-R23","doi-asserted-by":"crossref","first-page":"1141","DOI":"10.1056\/NEJM197705192962004","article-title":"Mid-trimester abortion by dilatation and evacuation: a safe and practical alternative.","volume":"296","author":"Grimes","year":"1977","journal-title":"N Engl J Med"},{"key":"key-10.15585\/ss6410a1-201511251100-R24","unstructured":"Kost K. Unintended pregnancy rates at teh state level: Estimates for 2010 and trends since 2002. New York: Guttmacher Institute; 2015. Available at http:\/\/www.guttmacher.org\/pubs\/StateUP10.pdf."},{"key":"key-10.15585\/ss6410a1-201511251100-R25","unstructured":"CDC. Vintage 2012 Bridged-race postcensal population estimates [File pcen_v2012_y12.sasbdat]. Hyattsville, MD: National Center for Health Statistics. Available at http:\/\/www.cdc.gov\/nchs\/nvss\/bridged_race\/data_documentation.htm#vintage2012."},{"key":"key-10.15585\/ss6410a1-201511251100-R26","unstructured":"CDC. Vintage 2011 Bridged-race postcensal population estimates [File pcen_v2011_y11.sasbdat]. Hyattsville, MD: National Center for Health Statistics. Available at http:\/\/www.cdc.gov\/nchs\/nvss\/bridged_race\/data_documentation.htm#vintage2011."},{"key":"key-10.15585\/ss6410a1-201511251100-R27","unstructured":"CDC. Bridged-race population estimates, April 1, 2010 [File census_0403_2010.sas7bdat.zip]. Hyattsville, MD: National Center for Health Statistics. Available at http:\/\/www.cdc.gov\/nchs\/nvss\/bridged_race\/data_documentation.htm#april2010."},{"key":"key-10.15585\/ss6410a1-201511251100-R28","unstructured":"CDC. Revised Bridged-Race Intercensal Population Estimates, July 1, 2000\u2013July 2009. [File icen_2000_09_y09.sas.zip.] Hyattsville, MD: National Center for Health Statistics. Available at http:\/\/www.cdc.gov\/nchs\/nvss\/bridged_race\/data_documentation.htm#july2009."},{"key":"key-10.15585\/ss6410a1-201511251100-R29","unstructured":"CDC. Revised Bridged-Race Intercensal Population Estimates, July 1, 2000\u2013July 2009. [File icen_2000_09_y08.sas.zip.] Hyattsville, MD: National Center for Health Statistics. Available at http:\/\/www.cdc.gov\/nchs\/nvss\/bridged_race\/data_documentation.htm#july2009."},{"key":"key-10.15585\/ss6410a1-201511251100-R30","unstructured":"CDC. Revised Bridged-Race Intercensal Population Estimates, July 1, 2000\u2013July 2009. [File icen_2000_09_y07.sas.zip.] Hyattsville, MD: National Center for Health Statistics. Available at http:\/\/www.cdc.gov\/nchs\/nvss\/bridged_race\/data_documentation.htm#july2009."},{"key":"key-10.15585\/ss6410a1-201511251100-R31","unstructured":"CDC. Revised Bridged-Race Intercensal Population Estimates, July 1, 2000\u2013July 2009. [File icen_2000_09_y06sas.zip.] Hyattsville, MD: National Center for Health Statistics. Available at http:\/\/www.cdc.gov\/nchs\/nvss\/bridged_race\/data_documentation.htm#july2009."},{"key":"key-10.15585\/ss6410a1-201511251100-R32","unstructured":"CDC. Revised Bridged-Race Intercensal Population Estimates, July 1, 2000\u2013July 2009. [File icen_2000_09_y05sas.zip.] Hyattsville, MD: National Center for Health Statistics. Available at http:\/\/www.cdc.gov\/nchs\/nvss\/bridged_race\/data_documentation.htm#july2009."},{"key":"key-10.15585\/ss6410a1-201511251100-R33","unstructured":"CDC. Revised Bridged-Race Intercensal Population Estimates, July 1, 2000\u2013July 2009. [File icen_2000_09_y04sas.zip. Released October 26, 2012.] Hyattsville, MD: National Center for Health Statistics. Available at http:\/\/www.cdc.gov\/nchs\/nvss\/bridged_race\/data_documentation.htm#july2009."},{"key":"key-10.15585\/ss6410a1-201511251100-R34","unstructured":"CDC. Revised Bridged-Race Intercensal Population Estimates, July 1, 2000\u2013July 2009. [File icen_2000_09_y03sas.zip.] Hyattsville, MD: National Center for Health Statistics. Available at http:\/\/www.cdc.gov\/nchs\/nvss\/bridged_race\/data_documentation.htm#july2009."},{"key":"key-10.15585\/ss6410a1-201511251100-R35","unstructured":"CDC. VitalStats\u2014births, birth data files. Hyattsville, MD: National Center for Health Statistics; 2012. Available at http:\/\/www.cdc.gov\/nchs\/data_access\/vitalstats\/VitalStats_Births.htm."},{"key":"key-10.15585\/ss6410a1-201511251100-R36","unstructured":"Hoyert D. Maternal mortality and related concepts. National Center for Health Statistics. Vital Health Stat 3(33). Hyattsville, MD. Available at http:\/\/www.cdc.gov\/nchs\/data\/series\/sr_03\/sr03_033.pdf."},{"key":"key-10.15585\/ss6410a1-201511251100-R37","unstructured":"CDC. Abortion surveillance, 1972. Atlanta, GA: US Department of Health, Education, and Welfare, Public Health Service, CDC; 1974."},{"key":"key-10.15585\/ss6410a1-201511251100-R38","unstructured":"CDC. Abortion surveillance, 1977. Atlanta, GA: US Department of Health, Education, and Welfare, Public Health Service, CDC; 1979."},{"key":"key-10.15585\/ss6410a1-201511251100-R39","unstructured":"CDC. Pregnancy mortality surveillance in the United States, 2014. Atlanta, GA: CDC; 2014. Available at http:\/\/www.cdc.gov\/reproductivehealth\/MaternalInfantHealth\/Pregnancy-relatedMortality.htm."},{"key":"key-10.15585\/ss6410a1-201511251100-R40","first-page":"1","article-title":"Pregnancy rates for U.S. women continue to drop.","author":"Curtin","year":"2013:","journal-title":"NCHS Data Brief"},{"key":"key-10.15585\/ss6410a1-201511251100-R41","first-page":"1","article-title":"Births: final data for 2010.","volume":"61","author":"Martin","year":"2011","journal-title":"Natl Vital Stat Rep"},{"key":"key-10.15585\/ss6410a1-201511251100-R42","first-page":"1","article-title":"Births: final data for 2011.","volume":"62","author":"Martin","year":"2013","journal-title":"Natl Vital Stat Rep"},{"key":"key-10.15585\/ss6410a1-201511251100-R43","first-page":"1","article-title":"Births: final data for 2012.","volume":"62","author":"Martin","year":"2013","journal-title":"Natl Vital Stat Rep"},{"key":"key-10.15585\/ss6410a1-201511251100-R44","first-page":"1","article-title":"Births: final data for 2013.","volume":"64","author":"Martin","year":"2015","journal-title":"Natl Vital Stat Rep"},{"key":"key-10.15585\/ss6410a1-201511251100-R45","first-page":"1","article-title":"Births preliminary data for 2014.","volume":"64","author":"Hamilton","year":"2015","journal-title":"Natl Vital Stat Rep"},{"key":"key-10.15585\/ss6410a1-201511251100-R46","doi-asserted-by":"crossref","first-page":"90","DOI":"10.1363\/3809006","article-title":"Disparities in rates of unintended pregnancy in the United States, 1994 and 2001.","volume":"38","author":"Finer","year":"2006","journal-title":"Perspect Sex Reprod Health"},{"key":"key-10.15585\/ss6410a1-201511251100-R47","doi-asserted-by":"crossref","first-page":"S43","DOI":"10.2105\/AJPH.2013.301416","article-title":"Shifts in intended and unintended pregnancies in the United States, 2001\u20132008.","volume":"104","author":"Finer","year":"2014","journal-title":"Am J Public Health"},{"key":"key-10.15585\/ss6410a1-201511251100-R48","doi-asserted-by":"crossref","first-page":"729","DOI":"10.1097\/01.AOG.0000116260.81570.60","article-title":"Risk factors for legal induced abortion-related mortality in the United States.","volume":"103","author":"Bartlett","year":"2004","journal-title":"Obstet Gynecol"},{"key":"key-10.15585\/ss6410a1-201511251100-R49","doi-asserted-by":"crossref","first-page":"14","DOI":"10.1016\/0002-9378(85)90582-4","article-title":"The risk of serious complications from induced abortion: do personal characteristics make a difference?","volume":"153","author":"Buehler","year":"1985","journal-title":"Am J Obstet Gynecol"},{"key":"key-10.15585\/ss6410a1-201511251100-R50","first-page":"1677","article-title":"Factors associated with immediate abortion complications.","volume":"154","author":"Ferris","year":"1996","journal-title":"CMAJ"},{"key":"key-10.15585\/ss6410a1-201511251100-R51","doi-asserted-by":"crossref","first-page":"7","DOI":"10.1016\/j.contraception.2013.02.008","article-title":"Surgical abortion prior to 7 weeks of gestation.","volume":"88","author":"Lichtenberg","year":"2013","journal-title":"Contraception"},{"key":"key-10.15585\/ss6410a1-201511251100-R52","doi-asserted-by":"crossref","first-page":"210","DOI":"10.1363\/4521013","article-title":"Who seeks abortions at or after 20 weeks?","volume":"45","author":"Foster","year":"2013","journal-title":"Perspect Sex Reprod Health"},{"key":"key-10.15585\/ss6410a1-201511251100-R53","doi-asserted-by":"crossref","first-page":"544","DOI":"10.1016\/j.contraception.2011.10.012","article-title":"Who has second-trimester abortions in the United States?","volume":"85","author":"Jones","year":"2012","journal-title":"Contraception"},{"key":"key-10.15585\/ss6410a1-201511251100-R54","doi-asserted-by":"crossref","first-page":"446","DOI":"10.1016\/j.contraception.2009.12.021","article-title":"Delays in request for pregnancy termination: comparison of patients in the first and second trimesters.","volume":"81","author":"Kiley","year":"2010","journal-title":"Contraception"},{"key":"key-10.15585\/ss6410a1-201511251100-R55","doi-asserted-by":"crossref","first-page":"128","DOI":"10.1097\/01.AOG.0000189095.32382.d0","article-title":"Risk factors associated with presenting for abortion in the second trimester.","volume":"107","author":"Drey","year":"2006","journal-title":"Obstet Gynecol"},{"key":"key-10.15585\/ss6410a1-201511251100-R56","doi-asserted-by":"crossref","first-page":"334","DOI":"10.1016\/j.contraception.2006.04.010","article-title":"Timing of steps and reasons for delays in obtaining abortions in the United States.","volume":"74","author":"Finer","year":"2006","journal-title":"Contraception"},{"key":"key-10.15585\/ss6410a1-201511251100-R57","doi-asserted-by":"crossref","first-page":"4","DOI":"10.2307\/2648143","article-title":"The impact of Mississippi\u2019s mandatory delay law on the timing of abortion.","volume":"32","author":"Joyce","year":"2000","journal-title":"Fam Plann Perspect"},{"key":"key-10.15585\/ss6410a1-201511251100-R58","first-page":"533","article-title":"Abortions that fail.","volume":"66","author":"Kaunitz","year":"1985","journal-title":"Obstet Gynecol"},{"key":"key-10.15585\/ss6410a1-201511251100-R59","first-page":"1","article-title":"Early abortion: surgical and medical options.","volume":"20","author":"Creinin","year":"1997","journal-title":"Curr Probl Obstet Gynecol Fertil"},{"key":"key-10.15585\/ss6410a1-201511251100-R60","doi-asserted-by":"crossref","first-page":"1101","DOI":"10.1016\/S0002-9378(97)70410-1","article-title":"New technologies permit safe abortion at less than six weeks\u2019 gestation and provide timely detection of ectopic gestation.","volume":"176","author":"Edwards","year":"1997","journal-title":"Am J Obstet Gynecol"},{"key":"key-10.15585\/ss6410a1-201511251100-R61","doi-asserted-by":"crossref","first-page":"407","DOI":"10.1067\/mob.2002.123898","article-title":"Early surgical abortion: efficacy and safety.","volume":"187","author":"Paul","year":"2002","journal-title":"Am J Obstet Gynecol"},{"key":"key-10.15585\/ss6410a1-201511251100-R62","unstructured":"Paul M, Stewart FH. Abortion. In: Hatcher RA, Trussell J, Nelson AL, Cates Jr. W, Stewart F, Kowal D, editors. Contraceptive Technology, Nineteenth Revised Edition. New York: Ardent Media, Inc.; 2008. 637\u201372."},{"key":"key-10.15585\/ss6410a1-201511251100-R63","unstructured":"Guttmacher Institute. State data center, trend data, abortions by state of occurrence. New York: Guttmacher Institute. Available at http:\/\/www.guttmacher.org\/datacenter\/trend.jsp#."},{"key":"key-10.15585\/ss6410a1-201511251100-R64","doi-asserted-by":"crossref","first-page":"218","DOI":"10.1363\/4321811","article-title":"Medication abortions among New York City residents, 2001\u20132008.","volume":"43","author":"Yunzal-Butler","year":"2011","journal-title":"Perspect Sex Reprod Health"},{"key":"key-10.15585\/ss6410a1-201511251100-R65","doi-asserted-by":"crossref","first-page":"746","DOI":"10.1016\/j.contraception.2012.05.023","article-title":"Trends in use of medical abortion in the United States: reanalysis of surveillance data from the Centers for Disease Control and Prevention, 2001\u20132008.","volume":"86","author":"Pazol","year":"2012","journal-title":"Contraception"},{"key":"key-10.15585\/ss6410a1-201511251100-R66","doi-asserted-by":"crossref","first-page":"248","DOI":"10.1363\/3624804","article-title":"Ambivalence and pregnancy: adolescents\u2019 attitudes, contraceptive use and pregnancy.","volume":"36","author":"Bruckner","year":"2004","journal-title":"Perspect Sex Reprod Health"},{"key":"key-10.15585\/ss6410a1-201511251100-R67","doi-asserted-by":"crossref","first-page":"373","DOI":"10.1007\/s10995-009-0458-1","article-title":"Association between pregnancy intention and reproductive-health related behaviors before and after pregnancy recognition, National Birth Defects Prevention Study, 1997\u20132002.","volume":"14","author":"Dott","year":"2010","journal-title":"Matern Child Health J"},{"key":"key-10.15585\/ss6410a1-201511251100-R68","doi-asserted-by":"crossref","first-page":"155","DOI":"10.1023\/A:1009534612388","article-title":"The intendedness of pregnancy: a concept in transition.","volume":"4","author":"Klerman","year":"2000","journal-title":"Matern Child Health J"},{"key":"key-10.15585\/ss6410a1-201511251100-R69","doi-asserted-by":"crossref","first-page":"81","DOI":"10.1007\/s10995-006-0138-3","article-title":"Circumstances of pregnancy: low income women in Georgia describe the difference between planned and unplanned pregnancies.","volume":"11","author":"Lifflander","year":"2007","journal-title":"Matern Child Health J"},{"key":"key-10.15585\/ss6410a1-201511251100-R70","doi-asserted-by":"crossref","first-page":"155","DOI":"10.1023\/A:1021827110206","article-title":"Pregnancy intentions, pregnancy attitudes, and the use of prenatal care in Missouri.","volume":"2","author":"Sable","year":"1998","journal-title":"Matern Child Health J"},{"key":"key-10.15585\/ss6410a1-201511251100-R71","doi-asserted-by":"crossref","first-page":"94","DOI":"10.1363\/3509403","article-title":"The measurement and meaning of unintended pregnancy.","volume":"35","author":"Santelli","year":"2003","journal-title":"Perspect Sex Reprod Health"},{"key":"key-10.15585\/ss6410a1-201511251100-R72","doi-asserted-by":"crossref","first-page":"87","DOI":"10.1111\/j.1728-4465.2009.00192.x","article-title":"Toward a multidimensional measure of pregnancy intentions: evidence from the United States.","volume":"40","author":"Santelli","year":"2009","journal-title":"Stud Fam Plann"},{"key":"key-10.15585\/ss6410a1-201511251100-R73","doi-asserted-by":"crossref","unstructured":"Trussell J, Vaughan B, Stanford J. Are all contraceptive failures unintended pregnancies? Evidence from the 1995 National Survey of Family Growth. Fam Plann Perspect 1999;31:246\u20137, 60.","DOI":"10.2307\/2991573"},{"key":"key-10.15585\/ss6410a1-201511251100-R74","first-page":"1","article-title":"Estimated pregnancy rates by outcome for the United States, 1990\u20132004.","volume":"56","author":"Ventura","journal-title":"Natl Vital Stat Rep"},{"key":"key-10.15585\/ss6410a1-201511251100-R75","doi-asserted-by":"crossref","first-page":"6","DOI":"10.1363\/3500603","article-title":"Abortion incidence and services in the United States in 2000.","volume":"35","author":"Finer","year":"2003","journal-title":"Perspect Sex Reprod Health"},{"key":"key-10.15585\/ss6410a1-201511251100-R76","doi-asserted-by":"crossref","unstructured":"Henshaw SK. Abortion incidence and services in the United States, 1995\u20131996. Fam Plann Perspect 1998;30:263\u201370, 87.","DOI":"10.2307\/2991501"},{"key":"key-10.15585\/ss6410a1-201511251100-R77","doi-asserted-by":"crossref","first-page":"6","DOI":"10.1363\/4000608","article-title":"Abortion in the United States: incidence and access to services, 2005.","volume":"40","author":"Jones","year":"2008","journal-title":"Perspect Sex Reprod Health"},{"key":"key-10.15585\/ss6410a1-201511251100-R78","unstructured":"Joyce TJ, Henshaw SK, Dennis A, Finer LB, Blanchard K. The impact of state mandatory counseling and waiting period laws on abortion: a literature review. New York, NY: Guttmacher Institute; 2009. Available at http:\/\/www.guttmacher.org\/pubs\/MandatoryCounseling.pdf."},{"key":"key-10.15585\/ss6410a1-201511251100-R79","unstructured":"Dennis A, Henshaw SK, Joyce TJ, Finer LB, Blanchard K. The impact of laws requiring parental involvement for abortion: a literature review. New York, NY: Guttmacher Institute; 2009. Available at http:\/\/www.guttmacher.org\/pubs\/ParentalInvolvementLaws.pdf."},{"key":"key-10.15585\/ss6410a1-201511251100-R80","doi-asserted-by":"crossref","first-page":"496","DOI":"10.1016\/j.contraception.2014.07.006","article-title":"Change in abortion services after implementation of a restrictive law in Texas.","volume":"90","author":"Grossman","year":"2014","journal-title":"Contraception"},{"key":"key-10.15585\/ss6410a1-201511251100-R81","doi-asserted-by":"crossref","first-page":"1466","DOI":"10.1056\/NEJMp1109889","article-title":"The supply-side economics of abortion.","volume":"365","author":"Joyce","year":"2011","journal-title":"N Engl J Med"},{"key":"key-10.15585\/ss6410a1-201511251100-R82","unstructured":"Martinez GM, Chandra A, Abma JC, Jones J, Mosher WD. Fertility, contraception, and fatherhood: data on men and women from Cycle 6 (2002) of the National Survey of Family Growth. Vital and Health Statistics 2006;23(26)."},{"key":"key-10.15585\/ss6410a1-201511251100-R83","first-page":"1","article-title":"Changing patterns of nonmarital childbearing in the United States.","volume":"18","author":"Ventura","year":"2009","journal-title":"NCHS Data Brief"},{"key":"key-10.15585\/ss6410a1-201511251100-R84","unstructured":"Moore KA. Teen births: examining the recent increase. Washington DC: The National Campaign to Prevent Teen and Unplanned Pregnancy; 2009. Available at http:\/\/www.childtrends.org\/wp-content\/uploads\/2009\/03\/Child_Trends_2009_03_13_FS_TeenBirthRate.pdf."},{"key":"key-10.15585\/ss6410a1-201511251100-R85","doi-asserted-by":"crossref","first-page":"517","DOI":"10.1016\/j.jadohealth.2010.03.021","article-title":"Reasons for and challenges of recent increases in teen birth rates: a study of family planning service policies and demographic changes at the state level.","volume":"46","author":"Yang","year":"2010","journal-title":"J Adolesc Health"},{"key":"key-10.15585\/ss6410a1-201511251100-R86","unstructured":"American College of Obstetricians and Gynecologists. Bad economy blamed for women delaying pregnancy and annual check-up: Washington, DC: ACOG; 2009. Available at http:\/\/www.acog.org\/About_ACOG\/News_Room\/News_Releases\/2009\/Bad_Economy_Blamed_for_Women_Delaying_Pregnancy_and_Annual_Check-Up."},{"key":"key-10.15585\/ss6410a1-201511251100-R87","unstructured":"Guttmacher Institute. A real-time look at the impact of the recession on women's family planning and pregnancy decisions. New York, NY: Guttmacher Institute. Available at http:\/\/www.guttmacher.org\/pubs\/RecessionFP.pdf."},{"key":"key-10.15585\/ss6410a1-201511251100-R88","doi-asserted-by":"crossref","first-page":"24","DOI":"10.2307\/2991522","article-title":"Unintended pregnancy in the United States.","volume":"30","author":"Henshaw","year":"1998","journal-title":"Fam Plann Perspect"},{"key":"key-10.15585\/ss6410a1-201511251100-R89","first-page":"1","article-title":"Use of contraception and use of family planning services in the United States: 1982\u20132002.","volume":"350","author":"Mosher","year":"2004","journal-title":"Adv Data"},{"key":"key-10.15585\/ss6410a1-201511251100-R90","doi-asserted-by":"crossref","first-page":"4","DOI":"10.2307\/2991517","article-title":"Trends in contraceptive use in the United States: 1982\u20131995.","volume":"30","author":"Piccinino","year":"1998","journal-title":"Fam Plann Perspect"},{"key":"key-10.15585\/ss6410a1-201511251100-R91","first-page":"1","article-title":"Current contraceptive use in the United States, 2006\u20132010, and changes in patterns of use since 1995.","volume":"60","author":"Jones","year":"2012","journal-title":"Natl Vital Stat Rep"},{"key":"key-10.15585\/ss6410a1-201511251100-R92","unstructured":"Trussell J. Contraceptive efficacy. In: Hatcher R, Trussell J, Nelson A, Cates W, Kowa lD, Policar M, eds. Contraceptive technology, 20th ed. Atlanta, GA: Ardent Media, Inc; 2011:779\u201388."},{"key":"key-10.15585\/ss6410a1-201511251100-R93","first-page":"1","article-title":"Trends in long-acting reversible contraception use among US women aged 15\u201344.","volume":"188","author":"Branum","year":"2015","journal-title":"NCHS Data Brief"},{"key":"key-10.15585\/ss6410a1-201511251100-R94","doi-asserted-by":"crossref","first-page":"893","DOI":"10.1016\/j.fertnstert.2012.06.027","article-title":"Changes in use of long-acting contraceptive methods in the United States, 2007\u20132009.","volume":"98","author":"Finer","year":"2012","journal-title":"Fertil Steril"},{"key":"key-10.15585\/ss6410a1-201511251100-R95","doi-asserted-by":"crossref","DOI":"10.1097\/AOG.0000000000001094","article-title":"Changes in use of long-acting reversible contraceptive methods among US women, 2009\u20132012.","author":"Kavanaugh","year":"2015","journal-title":"Obstet Gynecol"},{"key":"key-10.15585\/ss6410a1-201511251100-R96","doi-asserted-by":"crossref","first-page":"149","DOI":"10.1363\/46e1914","article-title":"Who is using long-acting reversible contraceptive methods? Findings from nine low-fertility countries.","volume":"46","author":"Eeckhaut","year":"2014","journal-title":"Perspect Sex Reprod Health"},{"key":"key-10.15585\/ss6410a1-201511251100-R97","doi-asserted-by":"crossref","first-page":"1291","DOI":"10.1097\/AOG.0b013e318273eb56","article-title":"Preventing unintended pregnancies by providing no-cost contraception.","volume":"120","author":"Peipert","year":"2012","journal-title":"Obstet Gynecol"},{"key":"key-10.15585\/ss6410a1-201511251100-R98","doi-asserted-by":"crossref","unstructured":"Secura GM, Allsworth JE, Madden T, Mullersman JL, Peipert JF. The Contraceptive CHOICE Project: reducing barriers to long-acting reversible contraception. Am J Obstet Gynecol 2010;203:115 e1\u20137.","DOI":"10.1016\/j.ajog.2010.04.017"}],"container-title":["MMWR. Surveillance Summaries"],"original-title":[],"deposited":{"date-parts":[[2019,9,1]],"date-time":"2019-09-01T22:46:16Z","timestamp":1567377976000},"score":1,"resource":{"primary":{"URL":"http:\/\/www.cdc.gov\/mmwr\/preview\/mmwrhtml\/ss6410a1.htm"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2015,11,27]]},"references-count":98,"journal-issue":{"issue":"10","published-online":{"date-parts":[[2015,11,27]]}},"URL":"https:\/\/doi.org\/10.15585\/ss6410a1","relation":{},"ISSN":["1546-0738","1545-8636"],"issn-type":[{"value":"1546-0738","type":"print"},{"value":"1545-8636","type":"electronic"}],"subject":[],"published":{"date-parts":[[2015,11,27]]}}}