New concepts in the etiology of osteoporosis.
D000368:Aged; D044383:Black People; D001842:Bone and Bones / Q000378:metabolism / Q000473:pathology; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D008875:Middle Aged; D010024:Osteoporosis / Q000175:diagnosis / Q000453:epidemiology / Q000209:etiology* / Q000266:history / Q000473:pathology; D014481:United States; D044465:White People; D001741:Black or African American