<qa>  What is the randomized, double-blind, placebo-controlled multicenter study?OUTLINE: This is a randomized, double-blind, placebo-controlled, multicenter study. Patients are stratified according to menopausal status women with a uterus who have not had a menstrual period for more than 1 year vs any woman over 55 years old vs women 55 years and under without a uterus whose follicle-stimulating hormone is in the postmenopausal range. Patients are randomized to 1 of 2 treatment arms. 