title: Femoral head activity in Perthes' disease.
mesh_terms: D002648:Child; D002675:Child, Preschool; D003201:Computers; D005260:Female; D005270:Femur Head / Q000000981:diagnostic imaging*; D005271:Femur Head Necrosis / Q000000981:diagnostic imaging*; D006621:Hip Joint / Q000000981:diagnostic imaging; D006801:Humans; D007873:Legg-Calve-Perthes Disease / Q000000981:diagnostic imaging*; D008297:Male; D008722:Methods; D011877:Radionuclide Imaging; D013667:Technetium
chemical_list: D013667:Technetium