{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,10,5]],"date-time":"2025-10-05T00:26:34Z","timestamp":1759623994321,"version":"build-2065373602"},"reference-count":22,"publisher":"Elsevier BV","issue":"1","license":[{"start":{"date-parts":[[2012,5,1]],"date-time":"2012-05-01T00:00:00Z","timestamp":1335830400000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/tdm\/userlicense\/1.0\/"},{"start":{"date-parts":[[2012,5,1]],"date-time":"2012-05-01T00:00:00Z","timestamp":1335830400000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/legal\/tdmrep-license"}],"content-domain":{"domain":["clinicalkey.com","clinicalkey.com.au","clinicalkey.es","clinicalkey.fr","clinicalkey.jp","ejog.org","elsevier.com","sciencedirect.com"],"crossmark-restriction":true},"short-container-title":["European Journal of Obstetrics & Gynecology and Reproductive Biology"],"published-print":{"date-parts":[[2012,5]]},"DOI":"10.1016\/j.ejogrb.2012.01.021","type":"journal-article","created":{"date-parts":[[2012,3,5]],"date-time":"2012-03-05T13:42:40Z","timestamp":1330954960000},"page":"91-95","update-policy":"https:\/\/doi.org\/10.1016\/elsevier_cm_policy","source":"Crossref","is-referenced-by-count":6,"title":["A historical cycle control comparison of two drospirenone-containing combined oral contraceptives: ethinylestradiol 30 \u03bcg\/drospirenone 3 mg administered in a 21\/7 regimen versus ethinylestradiol 20 \u03bcg\/drospirenone 3 mg administered in a 24\/4 regimen"],"prefix":"10.1016","volume":"162","author":[{"given":"Joachim","family":"Marr","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Christoph","family":"Gerlinger","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Michael","family":"Kunz","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"78","reference":[{"key":"10.1016\/j.ejogrb.2012.01.021_bib0005","first-page":"11","article-title":"New advances in contraception","author":"Shvarts","year":"2002","journal-title":"Insight"},{"issue":"3 Pt. 1","key":"10.1016\/j.ejogrb.2012.01.021_bib0010","doi-asserted-by":"crossref","first-page":"577","DOI":"10.1016\/S0002-9378(98)70047-X","article-title":"Oral contraceptive discontinuation: a prospective evaluation of frequency and reasons","volume":"179","author":"Rosenberg","year":"1998","journal-title":"Am J Obstet Gynecol"},{"issue":"Suppl. 1","key":"10.1016\/j.ejogrb.2012.01.021_bib0015","doi-asserted-by":"crossref","first-page":"35","DOI":"10.1007\/BF01849449","article-title":"Oral contraceptives and cycle control: a critical review of the literature","volume":"8","author":"Rosenberg","year":"1992","journal-title":"Adv Contracept"},{"issue":"1","key":"10.1016\/j.ejogrb.2012.01.021_bib0020","doi-asserted-by":"crossref","first-page":"29","DOI":"10.1016\/S0010-7824(00)00133-5","article-title":"Drospirenone: pharmacology and pharmacokinetics of a unique progestogen","volume":"62","author":"Krattenmacher","year":"2000","journal-title":"Contraception"},{"issue":"Suppl. 3","key":"10.1016\/j.ejogrb.2012.01.021_bib0025","doi-asserted-by":"crossref","first-page":"25","DOI":"10.1080\/14730782.2000.12288987","article-title":"The contraceptive profile of a new oral contraceptive with antimineralocorticoid and antiandrogenic effects","volume":"5","author":"Foidart","year":"2000","journal-title":"Eur J Contracept Reprod Health Care"},{"issue":"2","key":"10.1016\/j.ejogrb.2012.01.021_bib0030","first-page":"123","article-title":"Superiority of a combined contraceptive containing drospirenone to a triphasic preparation containing norgestimate in acne treatment","volume":"74","author":"Thorneycroft","year":"2004","journal-title":"Cutis"},{"issue":"Suppl. 4","key":"10.1016\/j.ejogrb.2012.01.021_bib0035","first-page":"2","article-title":"The effect of 2 combined oral contraceptives containing either drospirenone or cyproterone acetate on acne and seborrhea","volume":"69","author":"van Vloten","year":"2002","journal-title":"Cutis"},{"issue":"3","key":"10.1016\/j.ejogrb.2012.01.021_bib0040","doi-asserted-by":"crossref","first-page":"191","DOI":"10.1016\/j.contraception.2004.05.013","article-title":"Efficacy and safety of a low-dose 24-day combined oral contraceptive containing 20\u03bcg ethinylestradiol and 3mg drospirenone","volume":"70","author":"Bachmann","year":"2004","journal-title":"Contraception"},{"issue":"2","key":"10.1016\/j.ejogrb.2012.01.021_bib0045","doi-asserted-by":"crossref","first-page":"105","DOI":"10.1016\/S0010-7824(00)00083-4","article-title":"An open-label, multicenter study to evaluate Yasmin, a low-dose combination oral contraceptive containing drospirenone, a new progestogen","volume":"61","author":"Parsey","year":"2000","journal-title":"Contraception"},{"issue":"3","key":"10.1016\/j.ejogrb.2012.01.021_bib0050","doi-asserted-by":"crossref","first-page":"203","DOI":"10.1080\/13625180701441121","article-title":"Evaluation of menstrual bleeding patterns: a new proposal for a universal guideline based on the analysis of more than 4500 bleeding diaries","volume":"12","author":"Gerlinger","year":"2007","journal-title":"Eur J Contracept Reprod Health Care"},{"issue":"3","key":"10.1016\/j.ejogrb.2012.01.021_bib0055","doi-asserted-by":"crossref","first-page":"253","DOI":"10.1016\/0010-7824(86)90006-5","article-title":"The analysis of vaginal bleeding patterns induced by fertility regulating methods. World Health Organization Special Programme of Research, Development and Research Training in Human Reproduction","volume":"34","author":"Belsey","year":"1986","journal-title":"Contraception"},{"issue":"5","key":"10.1016\/j.ejogrb.2012.01.021_bib0060","doi-asserted-by":"crossref","first-page":"445","DOI":"10.1016\/j.contraception.2009.03.013","article-title":"Bleeding pattern with drospirenone 3mg+ethinyl estradiol 20\u03bcg 24\/4 combined oral contraceptive compared with desogestrel 150\u03bcg+ethinyl estradiol 20\u03bcg 21\/7 combined oral contraceptive","volume":"80","author":"Anttila","year":"2009","journal-title":"Contraception"},{"issue":"1","key":"10.1016\/j.ejogrb.2012.01.021_bib0065","doi-asserted-by":"crossref","first-page":"11","DOI":"10.1016\/j.contraception.2006.08.012","article-title":"Recommendations for standardization of data collection and analysis of bleeding in combined hormone contraceptive trials","volume":"75","author":"Mishell","year":"2007","journal-title":"Contraception"},{"issue":"6","key":"10.1016\/j.ejogrb.2012.01.021_bib0070","doi-asserted-by":"crossref","first-page":"1205","DOI":"10.1097\/AOG.0b013e3181beab47","article-title":"Cycle control with a 21-day compared with a 24-day oral contraceptive pill: a randomized controlled trial","volume":"114","author":"Kaunitz","year":"2009","journal-title":"Obstet Gynecol"},{"issue":"4","key":"10.1016\/j.ejogrb.2012.01.021_bib0075","doi-asserted-by":"crossref","first-page":"867","DOI":"10.1097\/AOG.0b013e3181d70303","article-title":"Cycle control with a 21-day compared with a 24-day oral contraceptive pill: a randomized controlled trial","volume":"115","author":"Lynen","year":"2010","journal-title":"Obstet Gynecol"},{"issue":"1","key":"10.1016\/j.ejogrb.2012.01.021_bib0080","doi-asserted-by":"crossref","first-page":"18","DOI":"10.1016\/j.contraception.2009.01.016","article-title":"Efficacy and safety of a low-dose combined oral contraceptive containing drospirenone 3mg and ethinylestradiol 20\u03bcg in a 24\/4-day regimen","volume":"80","author":"Hernadi","year":"2009","journal-title":"Contraception"},{"issue":"3","key":"10.1016\/j.ejogrb.2012.01.021_bib0085","doi-asserted-by":"crossref","first-page":"182","DOI":"10.1016\/j.contraception.2007.05.081","article-title":"Bleeding patterns associated with oral contraceptive use: a review of the literature","volume":"76","author":"Bachmann","year":"2007","journal-title":"Contraception"},{"issue":"3","key":"10.1016\/j.ejogrb.2012.01.021_bib0090","doi-asserted-by":"crossref","first-page":"143","DOI":"10.2165\/00044011-200626030-00004","article-title":"Efficacy and safety of a low-dose 21-day combined oral contraceptive containing ethinylestradiol 20\u03bcg and drospirenone 3mg","volume":"26","author":"Cibula","year":"2006","journal-title":"Clin Drug Investig"},{"issue":"5","key":"10.1016\/j.ejogrb.2012.01.021_bib0095","doi-asserted-by":"crossref","first-page":"269","DOI":"10.1016\/S0010-7824(99)00097-9","article-title":"Comparison of efficacy, cycle control, and tolerability of two low-dose oral contraceptives in a multicenter clinical study","volume":"60","author":"Endrikat","year":"1999","journal-title":"Contraception"},{"issue":"2","key":"10.1016\/j.ejogrb.2012.01.021_bib0100","doi-asserted-by":"crossref","first-page":"124","DOI":"10.1080\/13625180008500387","article-title":"A comparative investigation of contraceptive reliability, cycle control and tolerance of two monophasic oral contraceptives containing either drospirenone or desogestrel","volume":"5","author":"Foidart","year":"2000","journal-title":"Eur J Contracept Reprod Health Care"},{"issue":"2","key":"10.1016\/j.ejogrb.2012.01.021_bib0105","doi-asserted-by":"crossref","first-page":"115","DOI":"10.2165\/00024677-200605020-00005","article-title":"A comparison of the cycle control, safety, and efficacy profile of a 21-day regimen of ethinylestradiol 20\u03bcg and drospirenone 3mg with a 21-day regimen of ethinylestradiol 20\u03bcg and desogestrel 150\u03bcg","volume":"5","author":"Gruber","year":"2006","journal-title":"Treat Endocrinol"},{"issue":"March (1)","key":"10.1016\/j.ejogrb.2012.01.021_bib0110","doi-asserted-by":"crossref","first-page":"25","DOI":"10.1080\/13625180008500375","article-title":"Efficacy and tolerability of a monophasic oral contraceptive containing ethinylestradiol and drospirenone","volume":"5","author":"Huber","year":"2000","journal-title":"Eur J Contracept Reprod Health Care"}],"container-title":["European Journal of Obstetrics & Gynecology and Reproductive Biology"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S0301211512000644?httpAccept=text\/xml","content-type":"text\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S0301211512000644?httpAccept=text\/plain","content-type":"text\/plain","content-version":"vor","intended-application":"text-mining"}],"deposited":{"date-parts":[[2025,10,4]],"date-time":"2025-10-04T05:25:54Z","timestamp":1759555554000},"score":1,"resource":{"primary":{"URL":"https:\/\/linkinghub.elsevier.com\/retrieve\/pii\/S0301211512000644"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2012,5]]},"references-count":22,"journal-issue":{"issue":"1","published-print":{"date-parts":[[2012,5]]}},"alternative-id":["S0301211512000644"],"URL":"https:\/\/doi.org\/10.1016\/j.ejogrb.2012.01.021","relation":{},"ISSN":["0301-2115"],"issn-type":[{"type":"print","value":"0301-2115"}],"subject":[],"published":{"date-parts":[[2012,5]]},"assertion":[{"value":"Elsevier","name":"publisher","label":"This article is maintained by"},{"value":"A historical cycle control comparison of two drospirenone-containing combined oral contraceptives: ethinylestradiol 30\u03bcg\/drospirenone 3mg administered in a 21\/7 regimen versus ethinylestradiol 20\u03bcg\/drospirenone 3mg administered in a 24\/4 regimen","name":"articletitle","label":"Article Title"},{"value":"European Journal of Obstetrics & Gynecology and Reproductive Biology","name":"journaltitle","label":"Journal Title"},{"value":"https:\/\/doi.org\/10.1016\/j.ejogrb.2012.01.021","name":"articlelink","label":"CrossRef DOI link to publisher maintained version"},{"value":"article","name":"content_type","label":"Content Type"},{"value":"Copyright \u00a9 2012 Elsevier Ireland Ltd. All rights reserved.","name":"copyright","label":"Copyright"}]}}