We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleImpact of progestin and estrogen potency in oral contraceptives on ovarian cancer risk.AuthorsSchildkraut JM; Calingaert B; Marchbanks PA; Moorman PG; Rodriguez GCPublicationJournal of the National Cancer Institute, 2002, Vol 94, Issue 1, p32ISSN0027-8874Publication typearticleDOI10.1093/jnci/94.1.32