Rossouw, Jacques E Study had insufficient power to investigate safety. [electronic resource] - BMJ (Clinical research ed.) Dec 2012 - e8146; author reply e8164 p. digital Publication Type: Letter; Comment ISSN: 1756-1833 Standard No.: 10.1136/bmj.e8146 doi Subjects--Topical Terms: FemaleHeart Failure--mortalityHormone Replacement Therapy--mortalityHumansMyocardial Infarction--mortalityNeoplasms--mortality