Surgical treatment in the COSS 80 study.
D000970:Antineoplastic Agents / Q000008:administration & dosage; D001859:Bone Neoplasms / Q000188:drug therapy / Q000601:surgery*; D004359:Drug Therapy, Combination; D006801:Humans; D012516:Osteosarcoma / Q000188:drug therapy / Q000601:surgery*; D011300:Preoperative Care
D000970:Antineoplastic Agents