title: Risk factors in postmenopausal osteoporosis.
mesh_terms: D001842:Bone and Bones / Q000033:anatomy & histology; D002136:Calcium, Dietary / Q000494:pharmacology; D004967:Estrogens / Q000502:physiology; D005260:Female; D006801:Humans; D008297:Male; D008593:Menopause; D010024:Osteoporosis / Q000209:etiology*; D005082:Physical Exertion; D012306:Risk; D014807:Vitamin D / Q000378:metabolism
chemical_list: D002136:Calcium, Dietary; D004967:Estrogens; D014807:Vitamin D