title: NIH asks participants in Women's Health Initiative estrogen-alone study to stop study pills, begin follow-up phase.
authors.affiliation: National Heart Lung, and Blood Institute of the National Institutes of Health, USA.
authors.forename: Barbara
authors.initials: B
authors.lastname: Alving
mesh_terms: D000368:Aged; D001943:Breast Neoplasms / Q000517:prevention & control; D015914:Estrogen Replacement Therapy; D005260:Female; D005500:Follow-Up Studies; D006331:Heart Diseases / Q000517:prevention & control; D006620:Hip Fractures / Q000517:prevention & control; D006801:Humans; D008875:Middle Aged; D009316:National Institutes of Health (U.S.); D017698:Postmenopause; D016032:Randomized Controlled Trials as Topic; D014481:United States; D028761:Withholding Treatment; D016387:Women's Health