Ravi Keshari. “EVALUATION OF MALIGNANT BILIARY TRACT STRICTURES WITH ENDOSCOPIC RETROGRADE CHOLANGIOPANCREATOGRAPHY GUIDED BRUSH CYTOLOGY”. Journal of Population Therapeutics and Clinical Pharmacology 30, no. 17 (August 7, 2023): 527–534. Accessed November 18, 2024. https://mail.jptcp.com/index.php/jptcp/article/view/2478.