{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,4,8]],"date-time":"2026-04-08T13:26:09Z","timestamp":1775654769837,"version":"3.50.1"},"reference-count":17,"publisher":"Informa UK Limited","issue":"5","content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["The Journal of Maternal-Fetal & Neonatal Medicine"],"published-print":{"date-parts":[[2011,5]]},"DOI":"10.3109\/14767058.2010.521872","type":"journal-article","created":{"date-parts":[[2011,3,14]],"date-time":"2011-03-14T12:35:56Z","timestamp":1300106156000},"page":"692-697","source":"Crossref","is-referenced-by-count":13,"title":["Timing of operative vaginal delivery and associated perinatal outcomes in nulliparous women"],"prefix":"10.1080","volume":"24","author":[{"given":"Yvonne W.","family":"Cheng","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Brian L.","family":"Shaffer","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Katherine","family":"Bianco","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Aaron B.","family":"Caughey","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"301","published-online":{"date-parts":[[2011,3,14]]},"reference":[{"key":"CIT0001","doi-asserted-by":"crossref","first-page":"1445","DOI":"10.1016\/j.obstetgynecol.2003.10.011","volume":"102","author":"Clinical management guidelines for obstetrician-gynecologists","year":"2003","journal-title":"Obstet Gynecol"},{"key":"CIT0002","doi-asserted-by":"crossref","first-page":"128","DOI":"10.1067\/mob.2001.113874","volume":"185","author":"Zhang J","year":"2001","journal-title":"Am J Obstet Gynecol"},{"key":"CIT0003","doi-asserted-by":"crossref","first-page":"824","DOI":"10.1067\/mob.2002.127142","volume":"187","author":"Zhang J","year":"2002","journal-title":"Am J Obstet Gynecol"},{"key":"CIT0004","doi-asserted-by":"crossref","first-page":"52","DOI":"10.1016\/S0029-7844(03)00400-9","volume":"102","author":"Myles TD","year":"2003","journal-title":"Obstet Gynecol"},{"key":"CIT0005","doi-asserted-by":"crossref","first-page":"214","DOI":"10.1034\/j.1600-0412.2002.810305.x","volume":"81","author":"Janni W","year":"2002","journal-title":"Acta Obstet Gynecol Scand"},{"key":"CIT0006","doi-asserted-by":"crossref","first-page":"933","DOI":"10.1016\/j.ajog.2004.05.044","volume":"191","author":"Cheng YW","year":"2004","journal-title":"Am J Obstet Gynecol"},{"key":"CIT0007","doi-asserted-by":"crossref","first-page":"589","DOI":"10.1016\/S0029-7844(99)00575-X","volume":"95","author":"Gifford DS","year":"2000","journal-title":"Obstet Gynecol"},{"key":"CIT0008","doi-asserted-by":"crossref","first-page":"917","DOI":"10.1097\/01.AOG.0000257121.56126.fe","volume":"109","author":"Alexander JM","journal-title":"Obstet Gynecol"},{"key":"CIT0009","doi-asserted-by":"crossref","first-page":"1203","DOI":"10.1016\/S0140-6736(01)06341-3","volume":"358","author":"Murphy DJ","year":"2001","journal-title":"Lancet"},{"key":"CIT0010","first-page":"e1","volume":"197","author":"Sung JF","year":"2007","journal-title":"Am J Obstet Gynecol"},{"key":"CIT0011","doi-asserted-by":"crossref","first-page":"908","DOI":"10.1097\/01.AOG.0000182616.39503.b2","volume":"106","author":"Caughey AB","year":"2005","journal-title":"Obstet Gynecol"},{"key":"CIT0012","doi-asserted-by":"publisher","DOI":"10.1136\/bmj.329.7456.24"},{"issue":"2","key":"CIT0013","first-page":"CD000224","author":"Johnson RB","year":"2000","journal-title":"Cochrane Database Syst Rev"},{"key":"CIT0014","doi-asserted-by":"crossref","first-page":"69","DOI":"10.1016\/S0020-7292(01)00434-9","volume":"74","author":"Clinical management guidelines for obstetrician-gynecologists","year":"2001","journal-title":"Int J Gynaecol Obstet"},{"key":"CIT0015","doi-asserted-by":"crossref","first-page":"381","DOI":"10.1111\/j.1471-0528.1992.tb13753.x","volume":"99","author":"Saunders NS","year":"1992","journal-title":"Br J Obstet Gynecol"},{"key":"CIT0016","doi-asserted-by":"crossref","first-page":"225","DOI":"10.1067\/mob.2003.547","volume":"189","author":"Christianson LM","year":"2003","journal-title":"Am J Obstet Gynecol"},{"key":"CIT0017","doi-asserted-by":"crossref","first-page":"29","DOI":"10.1016\/S0029-7844(01)01642-8","volume":"99","author":"Hansen SL","year":"2002","journal-title":"Obstetr Gynecol"}],"container-title":["The Journal of Maternal-Fetal & Neonatal Medicine"],"original-title":[],"language":"en","link":[{"URL":"http:\/\/www.tandfonline.com\/doi\/pdf\/10.3109\/14767058.2010.521872","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2017,6,19]],"date-time":"2017-06-19T21:02:20Z","timestamp":1497906140000},"score":1,"resource":{"primary":{"URL":"http:\/\/www.tandfonline.com\/doi\/full\/10.3109\/14767058.2010.521872"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2011,3,14]]},"references-count":17,"journal-issue":{"issue":"5","published-online":{"date-parts":[[2011,3,2]]},"published-print":{"date-parts":[[2011,5]]}},"alternative-id":["10.3109\/14767058.2010.521872"],"URL":"https:\/\/doi.org\/10.3109\/14767058.2010.521872","relation":{},"ISSN":["1476-7058","1476-4954"],"issn-type":[{"value":"1476-7058","type":"print"},{"value":"1476-4954","type":"electronic"}],"subject":[],"published":{"date-parts":[[2011,3,14]]}}}