MUHAMMAD BILAL KHATTAK; EHTISHAM HAIDER; MUHAMMAD HAFEEZ; KHAWAR SHABIR; RAFIUDIN; KHAN, Hafizullah. COMPARISON OF EARLY NEEDLE-KNIFE SPHINCTEROTOMY VS STANDARD BILIARY CANNULATION IN PREVENTING ERCP ASSOCIATED PANCREATITIS IN CASES OF DIFFICULT BILIARY CANNULATION -A TERTIARY CARE EXPERIENCE. Journal of Ayub Medical College Abbottabad, [S. l.], v. 36, n. 4 (Suppl 1), 2024. DOI: 10.55519/JAMC-S4-13953. Disponível em: https://demo.ayubmed.edu.pk/index.php/jamc/article/view/13953. Acesso em: 11 apr. 2025.