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Information on Pill usage was obtained from the Swedish standardized maternity health record which contains dates for when the woman stopped using the Pill and for last menstrual period. There was no indication of any relation between the use of oral contraceptives and Down's syndrome.\n                  <\/jats:p>","DOI":"10.3109\/00016348309154227","type":"journal-article","created":{"date-parts":[[2009,12,8]],"date-time":"2009-12-08T13:00:12Z","timestamp":1260277212000},"page":"511-514","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":19,"title":["Lack of Correlation Between Contraceptive Pills and Down's Syndrome"],"prefix":"10.1111","volume":"62","author":[{"given":"Anders","family":"Ericson","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Bengt","family":"K\u00e4ll\u00e9n","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Jan","family":"Lindsten","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2011,1,11]]},"reference":[{"key":"e_1_2_1_2_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.1471-0528.1976.tb00899.x"},{"key":"e_1_2_1_3_1","first-page":"141","article-title":"\u00c9tudes chromosomiques et anatomique des grossesses suivant l'arret de contracep\u2010tifs st\u00e9roides","volume":"2","author":"Bou\u00e9 A.","year":"1973","journal-title":"J Gynecol Obstet Biol Reprod (Paris)"},{"key":"e_1_2_1_4_1","doi-asserted-by":"publisher","DOI":"10.1016\/S0140-6736(67)92262-3"},{"key":"e_1_2_1_5_1","first-page":"343","article-title":"Chromosome studies in selected spontaneous abortions. 1. 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