title: Knee joint puncture after patellectomy.
mesh_terms: D003287:Contrast Media / Q000008:administration & dosage; D006801:Humans; D007270:Injections, Intra-Articular; D007719:Knee Joint / Q000000981:diagnostic imaging / Q000601:surgery*; D010329:Patella / Q000000981:diagnostic imaging / Q000601:surgery*; D011187:Posture; D011859:Radiography
chemical_list: D003287:Contrast Media