A quantitative study of bone density in osteoporosis.
D000368:Aged; D001842:Bone and Bones / Q000473:pathology*; D005260:Female; D006801:Humans; D007085:Ilium / Q000032:analysis / Q000473:pathology; D008297:Male; D008875:Middle Aged; D010024:Osteoporosis / Q000145:classification / Q000473:pathology*