When is it time to treat bone loss?
D015502:Absorptiometry, Photon; D000368:Aged; D015519:Bone Density; D001851:Bone Diseases, Metabolic / Q000175:diagnosis / Q000628:therapy; D005260:Female; D006801:Humans; D008297:Male; D010024:Osteoporosis / Q000175:diagnosis / Q000188:drug therapy / Q000628:therapy*; D016474:Weight-Bearing