title: The discrepancy between observational studies and randomized trials of menopausal hormone therapy.
authors.forename: Francine
authors.initials: F
authors.lastname: Grodstein
authors.forename: JoAnn E
authors.initials: JE
authors.lastname: Manson
authors.forename: Meir J
authors.initials: MJ
authors.lastname: Stampfer
authors.forename: Walter C
authors.initials: WC
authors.lastname: Willett
mesh_terms: D000367:Age Factors; D000368:Aged; D003327:Coronary Disease / Q000517:prevention & control*; D005260:Female; D020249:Hormone Replacement Therapy; D006801:Humans; D008875:Middle Aged; D019370:Observation; D017698:Postmenopause; D016032:Randomized Controlled Trials as Topic / Q000592:standards*; D012107:Research Design / Q000592:standards*; D013997:Time Factors