MULTIPLE OSTEOSARCOMATA: REPORT OF A CASE.
D001859:Bone Neoplasms; D002648:Child; D006801:Humans; D009362:Neoplasm Metastasis; D009369:Neoplasms / Q000175:diagnosis*; D012516:Osteosarcoma; D012509:Sarcoma
BONE NEOPLASMS; CHILD; NEOPLASM DIAGNOSIS; NEOPLASM METASTASIS; SARCOMA, OSTEOGENIC