TY - GEN AU - Aggarwal,R AU - Bhasin,D K AU - Singh,K TI - Symptomatic vitamin A deficiency in malignant biliary obstruction SN - 0250-636X PY - 1991///0213 KW - Carcinoma, Hepatocellular KW - complications KW - Cholestasis KW - etiology KW - Humans KW - Liver Neoplasms KW - Vitamin A Deficiency N1 - Publication Type: Letter ER -