Back to matchesWe found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleEffect of parity and fetal sex on placental and luteal hormones during early first trimester.AuthorsJärvelä, Ilkka Y.; Žáčková, Tamara; Laitinen, Päivi; Ryynänen, Markku; Tekay, AydinPublicationPrenatal Diagnosis, 2012, Vol 32, Issue 2, p160ISSN0197-3851Publication typeArticleDOI10.1002/pd.2921