{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,8,24]],"date-time":"2026-08-24T16:24:53Z","timestamp":1787588693369,"version":"build-2736575974"},"reference-count":55,"publisher":"Elsevier BV","license":[{"start":{"date-parts":[[2021,3,1]],"date-time":"2021-03-01T00:00:00Z","timestamp":1614556800000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/tdm\/userlicense\/1.0\/"},{"start":{"date-parts":[[2021,3,1]],"date-time":"2021-03-01T00:00:00Z","timestamp":1614556800000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/legal\/tdmrep-license"},{"start":{"date-parts":[[2021,3,1]],"date-time":"2021-03-01T00:00:00Z","timestamp":1614556800000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-017"},{"start":{"date-parts":[[2021,3,1]],"date-time":"2021-03-01T00:00:00Z","timestamp":1614556800000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-037"},{"start":{"date-parts":[[2021,3,1]],"date-time":"2021-03-01T00:00:00Z","timestamp":1614556800000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-012"},{"start":{"date-parts":[[2021,3,1]],"date-time":"2021-03-01T00:00:00Z","timestamp":1614556800000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-029"},{"start":{"date-parts":[[2021,3,1]],"date-time":"2021-03-01T00:00:00Z","timestamp":1614556800000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-004"}],"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":[[2021,3]]},"DOI":"10.1016\/j.ejogrb.2021.01.005","type":"journal-article","created":{"date-parts":[[2021,1,8]],"date-time":"2021-01-08T01:10:59Z","timestamp":1610068259000},"page":"235-239","update-policy":"https:\/\/doi.org\/10.1016\/elsevier_cm_policy","source":"Crossref","is-referenced-by-count":25,"special_numbering":"C","title":["Seasonal influenza during pregnancy"],"prefix":"10.1016","volume":"258","author":[{"given":"Hala","family":"Abdullahi","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Amir","family":"Elnahas","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Justin C.","family":"Konje","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"78","reference":[{"key":"10.1016\/j.ejogrb.2021.01.005_bib0005","series-title":"Fields vir","article-title":"Orthomyxoviridae: the viruses and their replication","author":"Palese","year":"2007"},{"key":"10.1016\/j.ejogrb.2021.01.005_bib0010","doi-asserted-by":"crossref","first-page":"931","DOI":"10.1038\/nature08157","article-title":"Emergence and pandemic potential of swine-origin H1N1 influenza virus","volume":"459","author":"Neumann","year":"2009","journal-title":"Nature"},{"key":"10.1016\/j.ejogrb.2021.01.005_bib0015","series-title":"Epidemiology of influenza - UpToDate","year":"2021"},{"key":"10.1016\/j.ejogrb.2021.01.005_bib0020","first-page":"360","article-title":"Emergence of a novel swine-origin influenza A (H1N1) virus in humans novel swine-origin influenza A (H1N1) Virus Investigation Team*","author":"Jain","year":"2009","journal-title":"N Engl J Med"},{"issue":"June 25","key":"10.1016\/j.ejogrb.2021.01.005_bib0025","first-page":"2605","article-title":"Emergence of a novel swine-origin influenza A (H1N1) virus in humans","volume":"360","author":"Dawood","year":"2009","journal-title":"N Engl J Med"},{"key":"10.1016\/j.ejogrb.2021.01.005_bib0030","doi-asserted-by":"crossref","first-page":"4895","DOI":"10.1016\/j.vaccine.2010.05.031","article-title":"The 2009 A (H1N1) influenza virus pandemic: A review","volume":"28","author":"Girard","year":"2010","journal-title":"Vaccine"},{"key":"10.1016\/j.ejogrb.2021.01.005_bib0035","series-title":"Estimated influenza illnesses, medical visits, hospitalizations, and deaths in the United States \u2014 2018\u20132019 influenza season | CDC","year":"2021"},{"key":"10.1016\/j.ejogrb.2021.01.005_bib0040","doi-asserted-by":"crossref","first-page":"257","DOI":"10.1016\/S1473-3099(07)70029-4","article-title":"Transmission of influenza A in human beings [Internet]","volume":"7","author":"Brankston","year":"2007","journal-title":"Lancet Infect Dis"},{"key":"10.1016\/j.ejogrb.2021.01.005_bib0045","article-title":"Infectious virus in exhaled breath of symptomatic seasonal influenza cases from a college community","author":"Yan","year":"2018","journal-title":"Proc Natl Acad Sci U S A"},{"issue":"February 2","key":"10.1016\/j.ejogrb.2021.01.005_bib0050","doi-asserted-by":"crossref","first-page":"194","DOI":"10.1016\/j.jhin.2016.12.003","article-title":"Persistence of influenza on surfaces","volume":"95","author":"Thompson","year":"2017","journal-title":"J Hosp Infect"},{"key":"10.1016\/j.ejogrb.2021.01.005_bib0055","series-title":"Influenza seasonal - world health organization","year":"2021"},{"key":"10.1016\/j.ejogrb.2021.01.005_bib0060","doi-asserted-by":"crossref","first-page":"81","DOI":"10.3201\/eid1201.051370","article-title":"Nonpharmaceutical interventions for pandemic influenza, international measures","volume":"12","author":"Bell","year":"2006","journal-title":"Emerging Infect Dis"},{"key":"10.1016\/j.ejogrb.2021.01.005_bib0065","series-title":"How flu spreads | CDC [internet]","year":"2021"},{"issue":"September 9","key":"10.1016\/j.ejogrb.2021.01.005_bib0070","doi-asserted-by":"crossref","first-page":"1071","DOI":"10.1086\/520101","article-title":"Duration of influenza A virus shedding in hospitalized patients and implications for infection control","volume":"28","author":"Leekha","year":"2007","journal-title":"Infect Control Hosp Epidemiol [Internet]"},{"issue":"9","key":"10.1016\/j.ejogrb.2021.01.005_bib0075","doi-asserted-by":"crossref","first-page":"1378","DOI":"10.1093\/infdis\/jiy370","article-title":"Obesity increases the duration of influenza a virus shedding in adults","author":"Maier","year":"2018","journal-title":"J Infect Dis"},{"issue":"January 2","key":"10.1016\/j.ejogrb.2021.01.005_bib0080","doi-asserted-by":"crossref","first-page":"214","DOI":"10.1093\/cid\/cit725","article-title":"The natural history of influenza infection in the severely immunocompromised vs nonimmunocompromised hosts","volume":"58","author":"Memoli","year":"2014","journal-title":"Clin Infect Dis"},{"key":"10.1016\/j.ejogrb.2021.01.005_bib0085","doi-asserted-by":"crossref","first-page":"299","DOI":"10.1055\/s-2001-17861","article-title":"Immunological tolerance of the human fetus","volume":"18","author":"Gaunt","year":"2001","journal-title":"Am J Perinatol"},{"key":"10.1016\/j.ejogrb.2021.01.005_bib0090","doi-asserted-by":"crossref","DOI":"10.4084\/mjhid.2019.020","article-title":"H1N1 infection in pregnancy; a retrospective study of feto-maternal outcome and impact of the timing of antiviral therapy","volume":"11","author":"Al-Husban","year":"2019","journal-title":"Mediterr J Hematol Infect Dis"},{"issue":"October 7","key":"10.1016\/j.ejogrb.2021.01.005_bib0095","doi-asserted-by":"crossref","first-page":"1078","DOI":"10.1093\/infdis\/jis450","article-title":"Longitudinal study of influenza molecular viral shedding in hutterite communities","volume":"206","author":"Loeb","year":"2012","journal-title":"J Infect Dis"},{"issue":"6","key":"10.1016\/j.ejogrb.2021.01.005_bib0100","doi-asserted-by":"crossref","first-page":"775","DOI":"10.1093\/cid\/cit922","article-title":"Neurological manifestations of influenza infection in children and adults: results of a national british surveillance study","volume":"58","author":"Goenka","year":"2014","journal-title":"Clin Infect Dis"},{"issue":"August S1","key":"10.1016\/j.ejogrb.2021.01.005_bib0105","doi-asserted-by":"crossref","first-page":"31","DOI":"10.1111\/irv.12320","article-title":"The global influenza initiative recommendations for the vaccination of pregnant women against seasonal influenza","volume":"9","author":"Macias","year":"2015","journal-title":"Influenza Other Respir Viruses"},{"key":"10.1016\/j.ejogrb.2021.01.005_bib0110","doi-asserted-by":"crossref","first-page":"44","DOI":"10.1016\/S1473-3099(07)70311-0","article-title":"Influenza vaccination in pregnancy: current evidence and selected national policies","volume":"8","author":"Mak","year":"2008","journal-title":"Lancet Infect Dis"},{"key":"10.1016\/j.ejogrb.2021.01.005_bib0115","doi-asserted-by":"crossref","first-page":"521","DOI":"10.1016\/j.vaccine.2016.12.012","article-title":"Pregnancy as a risk factor for severe outcomes from influenza virus infection: a systematic review and meta-analysis of observational studies [Internet]","volume":"35","author":"Mertz","year":"2017","journal-title":"Vaccine"},{"issue":"4","key":"10.1016\/j.ejogrb.2021.01.005_bib0120","doi-asserted-by":"crossref","first-page":"463","DOI":"10.1503\/cmaj.061435","article-title":"Impact of influenza exposure on rates of hospital admissions and physician visits because of respiratory illness among pregnant women","volume":"176","author":"Dodds","year":"2007","journal-title":"CMAJ"},{"issue":"October 10","key":"10.1016\/j.ejogrb.2021.01.005_bib0125","article-title":"Maternal and neonatal outcomes among pregnant women with 2009 pandemic influenza A(H1N1) illness in Florida, 2009-2010: a population-based cohort study","volume":"8","author":"Doyle","year":"2013","journal-title":"PLoS One"},{"key":"10.1016\/j.ejogrb.2021.01.005_bib0130","article-title":"Populations at risk for severe or complicated influenza illness: systematic review and meta-analysis","volume":"347","author":"Mertz","year":"2013","journal-title":"BMJ (Online)"},{"key":"10.1016\/j.ejogrb.2021.01.005_bib0135","series-title":"Severe influenza A(H1N1)pdm09 in pregnant women and neonatal outcomes, State of Sao Paulo, Brazil","author":"Freitas Ribeiro","year":"2009"},{"issue":"4","key":"10.1016\/j.ejogrb.2021.01.005_bib0140","doi-asserted-by":"crossref","first-page":"809","DOI":"10.1093\/humrep\/det455","article-title":"Influenza and congenital anomalies: a systematic review and meta-analysis","volume":"29","author":"Luteijn","year":"2014","journal-title":"Hum Reprod [Internet]"},{"issue":"2","key":"10.1016\/j.ejogrb.2021.01.005_bib0145","doi-asserted-by":"crossref","first-page":"216","DOI":"10.1097\/01.ede.0000152903.55579.15","article-title":"Maternal hyperthermia and the risk for neural tube defects in offspring: systematic review and meta-analysis","volume":"16","author":"Moretti","year":"2005","journal-title":"Epidemiology"},{"issue":"July 1","key":"10.1016\/j.ejogrb.2021.01.005_bib0150","article-title":"Paradoxical long-term impact of maternal influenza infection on neonates and infants","volume":"20","author":"Song","year":"2020","journal-title":"BMC Infect Dis"},{"issue":"February 1","key":"10.1016\/j.ejogrb.2021.01.005_bib0155","article-title":"Clinical features and risk factors for severe and critical pregnant women with 2009 pandemic H1N1 influenza infection in China","volume":"12","author":"jun","year":"2012","journal-title":"BMC Infect Dis"},{"issue":"January 1","key":"10.1016\/j.ejogrb.2021.01.005_bib0160","doi-asserted-by":"crossref","first-page":"123","DOI":"10.1093\/jac\/dkg007","article-title":"Early administration of oral oseltamivir increases the benefits of influenza treatment","volume":"51","author":"Aoki","year":"2003","journal-title":"J Antimicrob Chemother"},{"key":"10.1016\/j.ejogrb.2021.01.005_bib0165","doi-asserted-by":"crossref","first-page":"895","DOI":"10.1093\/cid\/ciy874","article-title":"Clinical practice guidelines by the Infectious Diseases Society of America: 2018 update on diagnosis, treatment, chemoprophylaxis, and institutional outbreak management of seasonal influenza","volume":"68","author":"Uyeki","year":"2019","journal-title":"Clin Infect Dis"},{"key":"10.1016\/j.ejogrb.2021.01.005_bib0170","series-title":"Information for clinicians on rapid diagnostic testing for influenza | CDC","year":"2021"},{"key":"10.1016\/j.ejogrb.2021.01.005_bib0175","series-title":"Rapid influenza diagnostic tests | CDC [Internet]","year":"2021"},{"issue":"April 7","key":"10.1016\/j.ejogrb.2021.01.005_bib0180","doi-asserted-by":"crossref","first-page":"500","DOI":"10.7326\/0003-4819-156-7-201204030-00403","article-title":"Accuracy of rapid influenza diagnostic tests: a meta-analysis","volume":"156","author":"Chartrand","year":"2012","journal-title":"Ann Intern Med"},{"key":"10.1016\/j.ejogrb.2021.01.005_bib0185","doi-asserted-by":"crossref","first-page":"395","DOI":"10.7326\/M17-0848","article-title":"Diagnostic accuracy of novel and traditional rapid tests for influenza infection compared with reverse transcriptase polymerase chain reaction","volume":"167","author":"Merckx","year":"2017","journal-title":"Ann Intern Med"},{"issue":"3","key":"10.1016\/j.ejogrb.2021.01.005_bib0190","doi-asserted-by":"crossref","first-page":"246","DOI":"10.3109\/23744235.2015.1096956","article-title":"Flocked nasal swab versus nasopharyngeal aspirate in adult emergency room patients: similar multiplex PCR respiratory pathogen results and patient discomfort","volume":"48","author":"Hansen","year":"2016","journal-title":"Infect Dis (Auckl)"},{"issue":"February 8","key":"10.1016\/j.ejogrb.2021.01.005_bib0195","doi-asserted-by":"crossref","first-page":"1016","DOI":"10.1001\/jama.283.8.1016","article-title":"Efficacy and safety of the oral neuraminidase inhibitor oseltamivir in treating acute influenza: a randomized controlled trial","volume":"283","author":"Treanor","year":"2000","journal-title":"J Am Med Assoc"},{"issue":"May 9218","key":"10.1016\/j.ejogrb.2021.01.005_bib0200","doi-asserted-by":"crossref","first-page":"1845","DOI":"10.1016\/S0140-6736(00)02288-1","article-title":"Efficacy and safety of oseltamivir in treatment of acute influenza: a randomised controlled trial","volume":"355","author":"Nicholson","year":"2000","journal-title":"Lancet"},{"issue":"November 19","key":"10.1016\/j.ejogrb.2021.01.005_bib0205","doi-asserted-by":"crossref","first-page":"1479","DOI":"10.1002\/bdr2.1563","article-title":"Oseltamivir exposure in pregnancy and the risk of specific birth defects","volume":"111","author":"Van Bennekom","year":"2019","journal-title":"Birth Defects Res [Internet]"},{"issue":"November 19","key":"10.1016\/j.ejogrb.2021.01.005_bib0210","doi-asserted-by":"crossref","first-page":"1487","DOI":"10.1002\/bdr2.1566","article-title":"Oseltamivir use in pregnancy: risk of birth defects, preterm delivery, and small for gestational age infants","volume":"111","author":"Chambers","year":"2019","journal-title":"Birth Defects Res [Internet]"},{"key":"10.1016\/j.ejogrb.2021.01.005_bib0215","doi-asserted-by":"crossref","first-page":"E169","DOI":"10.1097\/AOG.0000000000002872","article-title":"ACOG committee opinion No. 753: assessment and treatment of pregnant women with suspected or confirmed influenza","volume":"132","year":"2018","journal-title":"Obstet Gynecol"},{"issue":"3","key":"10.1016\/j.ejogrb.2021.01.005_bib0220","doi-asserted-by":"crossref","first-page":"233","DOI":"10.1055\/s-0032-1323585","article-title":"Prevention of mother-to-infant transmission of influenza during the postpartum period","volume":"30","author":"Cantey","year":"2013","journal-title":"Am J Perinatol [Internet]"},{"key":"10.1016\/j.ejogrb.2021.01.005_bib0225","series-title":"2009 H1N1 influenza in intrapartum and postpartum hospital settings [Internet]","author":"Interim Guidance: Considerations Regarding","year":"2009"},{"issue":"6","key":"10.1016\/j.ejogrb.2021.01.005_bib0230","doi-asserted-by":"crossref","first-page":"524","DOI":"10.1016\/j.ajog.2011.01.056","article-title":"Pharmacokinetics of oseltamivir in breast milk and maternal plasma","volume":"204","author":"Greer","year":"2011","journal-title":"Am J Obstet Gynecol"},{"issue":"8","key":"10.1016\/j.ejogrb.2021.01.005_bib0235","doi-asserted-by":"crossref","first-page":"1","DOI":"10.15585\/mmwr.rr6908a1","article-title":"Prevention and control of seasonal influenza with vaccines: recommendations of the advisory committee on immunization practices-United States, 2020-21 influenza season","volume":"69","author":"Grohskopf","year":"2020","journal-title":"MMWR Recomm Rep"},{"key":"10.1016\/j.ejogrb.2021.01.005_bib0240","article-title":"Vaccines for preventing influenza in healthy adults","volume":"2018","author":"Demicheli","year":"2018","journal-title":"Cochrane Database Syst Rev"},{"issue":"August 3","key":"10.1016\/j.ejogrb.2021.01.005_bib0245","doi-asserted-by":"crossref","first-page":"176","DOI":"10.1093\/aje\/kww043","article-title":"Risk of preterm or small-for-gestational-age birth after influenza vaccination during pregnancy: caveats when conducting retrospective observational studies","volume":"184","author":"Vazquez-Benitez","year":"2016","journal-title":"Am J Epidemiol"},{"issue":"March 3","key":"10.1016\/j.ejogrb.2021.01.005_bib0250","doi-asserted-by":"crossref","first-page":"687","DOI":"10.1080\/21645515.2018.1540807","article-title":"The safety of inactivated influenza vaccines in pregnancy for birth outcomes: a systematic review","volume":"15","author":"Giles","year":"2019","journal-title":"Hum Vaccines Immunother"},{"key":"10.1016\/j.ejogrb.2021.01.005_bib0255","doi-asserted-by":"crossref","first-page":"5738","DOI":"10.1016\/j.vaccine.2017.08.037","article-title":"Influenza epidemiology and immunization during pregnancy: final report of a World Health Organization working group","volume":"35","author":"Fell","year":"2017","journal-title":"Vaccine"},{"issue":"April 4","key":"10.1016\/j.ejogrb.2021.01.005_bib0260","doi-asserted-by":"crossref","first-page":"917","DOI":"10.4161\/hv.23277","article-title":"Pandemic influenza vaccination during pregnancy: an investigation of vaccine uptake during the 2009\/10 pandemic vaccination campaign in Great Britain","volume":"9","author":"Sammon","year":"2013","journal-title":"Hum Vaccines Immunother"},{"issue":"May 5","key":"10.1016\/j.ejogrb.2021.01.005_bib0265","doi-asserted-by":"crossref","first-page":"1093","DOI":"10.1080\/21645515.2019.1688035","article-title":"Seasonal influenza vaccine uptake and vaccine refusal among pregnant women in France: results from a national survey","volume":"16","author":"Descamps","year":"2020","journal-title":"Hum Vaccines Immunother"},{"issue":"November 11","key":"10.1016\/j.ejogrb.2021.01.005_bib0270","doi-asserted-by":"crossref","first-page":"1192","DOI":"10.1002\/pds.3638","article-title":"Risk of Guillain-Barr\u00e9 syndrome following pandemic influenza A(H1N1) 2009 vaccination in Germany","volume":"23","author":"Prestel","year":"2014","journal-title":"Pharmacoepidemiol Drug Saf"},{"issue":"March 2","key":"10.1016\/j.ejogrb.2021.01.005_bib0275","article-title":"Is an increased risk of developing guillain-barr\u00e9 syndrome associated with seasonal influenza vaccination? A systematic review and meta-analysis","volume":"8","author":"Petr\u00e1\u0161","year":"2020","journal-title":"Vaccines [Internet]"}],"container-title":["European Journal of Obstetrics & Gynecology and Reproductive Biology"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S0301211521000099?httpAccept=text\/xml","content-type":"text\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S0301211521000099?httpAccept=text\/plain","content-type":"text\/plain","content-version":"vor","intended-application":"text-mining"}],"deposited":{"date-parts":[[2025,10,4]],"date-time":"2025-10-04T05:52:23Z","timestamp":1759557143000},"score":1,"resource":{"primary":{"URL":"https:\/\/linkinghub.elsevier.com\/retrieve\/pii\/S0301211521000099"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2021,3]]},"references-count":55,"alternative-id":["S0301211521000099"],"URL":"https:\/\/doi.org\/10.1016\/j.ejogrb.2021.01.005","relation":{},"ISSN":["0301-2115"],"issn-type":[{"value":"0301-2115","type":"print"}],"subject":[],"published":{"date-parts":[[2021,3]]},"assertion":[{"value":"Elsevier","name":"publisher","label":"This article is maintained by"},{"value":"Seasonal influenza during pregnancy","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.2021.01.005","name":"articlelink","label":"CrossRef DOI link to publisher maintained version"},{"value":"article","name":"content_type","label":"Content Type"},{"value":"\u00a9 2021 Elsevier B.V. All rights reserved.","name":"copyright","label":"Copyright"}]}}