Estrogen and postmenopausal osteoporosis.
Petrovic
O
O
D000368:Aged; D000369:Aged, 80 and over; D015914:Estrogen Replacement Therapy; D005260:Female; D006801:Humans; D008875:Middle Aged; D015663:Osteoporosis, Postmenopausal / Q000188:drug therapy*