MALIGNANT BONE TUMORS; A THERAPEUTIC APPROACH.
D001859:Bone Neoplasms; D002648:Child; D005853:Geriatrics; D009369:Neoplasms / Q000532:radiotherapy*; D013514:Surgical Procedures, Operative
BONE NEOPLASMS; CHILD; GERIATRICS; NEOPLASM RADIOTHERAPY; SURGERY, OPERATIVE