[Plasma exchange for malignant neoplasms--immunological consideration].
D000368:Aged; D006528:Carcinoma, Hepatocellular / Q000628:therapy*; D005260:Female; D006801:Humans; D008113:Liver Neoplasms / Q000628:therapy*; D008297:Male; D008875:Middle Aged; D010951:Plasma Exchange; D013274:Stomach Neoplasms / Q000628:therapy*