Sana Ullah Khan; Abdullah Khan; Nida Mumtaz; Ali Hasnain Malik; Sara Asmat; Maleeha Nisar. FREQUENCY OF CHOLANGIOCARCINOMA IN PATIENTS OF OBSTRUCTIVE JAUNDICE IN SURGICAL DEPARTMENT OF LADY READING HOSPITAL, PESHAWAR. J Popl Ther Clin Pharmacol 2023, 30, 2757-2763.