title: Use of radioisotope technique and photon absorptiometry to detect early avascular necrosis.
mesh_terms: D000042:Absorption; D001842:Bone and Bones / Q000378:metabolism; D004601:Elementary Particles; D006801:Humans; D008903:Minerals; D010020:Osteonecrosis / Q000175:diagnosis*; D011868:Radioisotopes; D013667:Technetium
chemical_list: D008903:Minerals; D011868:Radioisotopes; D013667:Technetium