We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleConjugated equine estrogens and breast cancer risk in the Women's Health Initiative clinical trial and observational study.AuthorsPrentice RL; Chlebowski RT; Stefanick ML; Manson JE; Langer RD; Pettinger M; Hendrix SL; Hubbell FA; Kooperberg C; Kuller LH; Lane DS; McTiernan A; O'Sullivan MJ; Rossouw JE; Anderson GLPublicationAmerican journal of epidemiology, 2008, Vol 167, Issue 12, p1407ISSN1476-6256Publication typearticleDOI10.1093/aje/kwn090