TY - BOOK AU - Balupuri Shlokarth AU - Dr Ajay Kumar Supervisor AU - University of Delhi. Faculty of Medical Sciences. Department of Surgery ED - University of Delhi. Faculty of Medical Sciences. Department of Surgery TI - Role of ultrasound, 99m Tc Hida cholescintigraphy and ERCP in the pre-operative evaluation of the common bile duct in billiary tract diseases PY - 1988/// KW - SURGERY ER -