title: Can historical controls be used in current clinical trials in osteosarcoma?. Metastases and survival in a historical and a concurrent group.
mesh_terms: D000293:Adolescent; D000328:Adult; D000970:Antineoplastic Agents / Q000627:therapeutic use; D001859:Bone Neoplasms / Q000473:pathology*; D002648:Child; D002986:Clinical Trials as Topic; D005260:Female; D005500:Follow-Up Studies; D006801:Humans; D008175:Lung Neoplasms / Q000556:secondary* / Q000628:therapy; D008297:Male; D012516:Osteosarcoma / Q000473:pathology / Q000556:secondary* / Q000628:therapy; D011379:Prognosis; D011829:Radiation Dosage; D012107:Research Design; D012189:Retrospective Studies
chemical_list: D000970:Antineoplastic Agents