[Development of an instrument system of dual photon absorptiometry using a gamma camera].
D001842:Bone and Bones / Q000032:analysis*; D005682:Gadolinium; D006801:Humans; D008903:Minerals / Q000032:analysis*; D008961:Models, Structural; D011868:Radioisotopes; D011877:Radionuclide Imaging / Q000295:instrumentation* / Q000592:standards
D008903:Minerals; D011868:Radioisotopes; D005682:Gadolinium