title: Osteoporosis.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D000375:Aging; D002118:Calcium / Q000627:therapeutic use; D004967:Estrogens / Q000627:therapeutic use; D005260:Female; D050723:Fractures, Bone / Q000209:etiology; D006801:Humans; D008297:Male; D010024:Osteoporosis / Q000150:complications / Q000188:drug therapy / Q000503:physiopathology*; D014807:Vitamin D / Q000627:therapeutic use
chemical_list: D004967:Estrogens; D014807:Vitamin D; D002118:Calcium