title: Letter: Late metastases in osteosarcoma.
mesh_terms: D000970:Antineoplastic Agents / Q000627:therapeutic use; D001859:Bone Neoplasms / Q000188:drug therapy*; D005500:Follow-Up Studies; D006801:Humans; D009362:Neoplasm Metastasis; D012516:Osteosarcoma / Q000188:drug therapy*; D013997:Time Factors
chemical_list: D000970:Antineoplastic Agents