[Clinical review of 12 cases of Ewing's tumors].
D000293:Adolescent; D000328:Adult; D001859:Bone Neoplasms / Q000601:surgery*; D002648:Child; D005260:Female; D005500:Follow-Up Studies; D006801:Humans; D008297:Male; D012512:Sarcoma, Ewing / Q000601:surgery*
Kliniczne obserwacje 12 przypadków guzów Ewinga.