[2 primary osteosarcomas in a patient?].
D000671:Amputation, Surgical; D002648:Child; D005260:Female; D006801:Humans; D007717:Knee; D012516:Osteosarcoma / Q000000981:diagnostic imaging / Q000532:radiotherapy* / Q000601:surgery; D011859:Radiography
Twee primaire osteosarcomen bij één patiënte.