Assessment of bone mineral content of lumbar vertebrae by radiographic densitometry.
D015502:Absorptiometry, Photon / Q000379:methods; D001842:Bone and Bones / Q000032:analysis*; D006801:Humans; D008159:Lumbar Vertebrae / Q000000981:diagnostic imaging*; D008903:Minerals / Q000032:analysis*
D008903:Minerals