title: Spontaneous necrosis in osteosarcomas.
authors: Dept. of Pathology, University Hospital, Zurich, Switzerland.
authors: A R
authors: AR
authors: von Hochstetter
mesh_terms: D000293:Adolescent; D000328:Adult; D001859:Bone Neoplasms / Q000188:drug therapy / Q000473:pathology*; D002648:Child; D005260:Female; D006801:Humans; D008297:Male; D009336:Necrosis; D009365:Neoplasm Regression, Spontaneous; D012516:Osteosarcoma / Q000188:drug therapy / Q000473:pathology*; D011300:Preoperative Care