{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,4,29]],"date-time":"2026-04-29T07:05:58Z","timestamp":1777446358558,"version":"3.51.4"},"reference-count":3,"publisher":"Elsevier BV","issue":"5","license":[{"start":{"date-parts":[[2009,11,1]],"date-time":"2009-11-01T00:00:00Z","timestamp":1257033600000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/tdm\/userlicense\/1.0\/"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Contraception"],"published-print":{"date-parts":[[2009,11]]},"DOI":"10.1016\/j.contraception.2009.04.001","type":"journal-article","created":{"date-parts":[[2009,5,20]],"date-time":"2009-05-20T04:50:37Z","timestamp":1242795037000},"page":"493","source":"Crossref","is-referenced-by-count":3,"title":["\"On-demand\" oral contraception"],"prefix":"10.1016","volume":"80","author":[{"given":"Elizabeth","family":"Raymond","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Vera","family":"Halpern","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Delphine","family":"Levy","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"78","reference":[{"issue":"4 Suppl","key":"10.1016\/j.contraception.2009.04.001_bib1","doi-asserted-by":"crossref","first-page":"S28","DOI":"10.1016\/j.contraception.2008.03.020","article-title":"Bridging the gap between male and female fertility control; contraception-on-demand","volume":"78","author":"Aitken","year":"2008","journal-title":"Contraception"},{"key":"10.1016\/j.contraception.2009.04.001_bib2","first-page":"68","article-title":"What one should know about the drug \u201cN\u201d tablet","author":"Bitwum","year":"2006","journal-title":"Ghana Pharm J"},{"key":"10.1016\/j.contraception.2009.04.001_bib3","doi-asserted-by":"crossref","first-page":"303","DOI":"10.1016\/S0010-7824(00)00116-5","article-title":"Efficacy and side effects of immediate postcoital levonorgestrel used repeatedly for contraception","volume":"61","author":"United Nations Development Programme\/United Nations Population Fund\/World Health Organization\/World Bank Special Programme of Research","year":"2000","journal-title":"Contraception"}],"container-title":["Contraception"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S0010782409001164?httpAccept=text\/xml","content-type":"text\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S0010782409001164?httpAccept=text\/plain","content-type":"text\/plain","content-version":"vor","intended-application":"text-mining"}],"deposited":{"date-parts":[[2018,12,19]],"date-time":"2018-12-19T09:23:10Z","timestamp":1545211390000},"score":1,"resource":{"primary":{"URL":"https:\/\/linkinghub.elsevier.com\/retrieve\/pii\/S0010782409001164"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2009,11]]},"references-count":3,"journal-issue":{"issue":"5","published-print":{"date-parts":[[2009,11]]}},"alternative-id":["S0010782409001164"],"URL":"https:\/\/doi.org\/10.1016\/j.contraception.2009.04.001","relation":{},"ISSN":["0010-7824"],"issn-type":[{"value":"0010-7824","type":"print"}],"subject":[],"published":{"date-parts":[[2009,11]]}}}