title: On the origin of Ewing's tumor.
mesh_terms: D000135:Acid Phosphatase / Q000378:metabolism; D000469:Alkaline Phosphatase / Q000378:metabolism; D001859:Bone Neoplasms / Q000473:pathology*; D002462:Cell Membrane; D002467:Cell Nucleus; D002471:Cell Transformation, Neoplastic; D002648:Child; D002999:Clone Cells / Q000254:growth & development; D003593:Cytoplasm / Q000032:analysis; D003937:Diagnosis, Differential; D006801:Humans
chemical_list: D000469:Alkaline Phosphatase; D000135:Acid Phosphatase