Shafique, M. S., J. S. Khan, M. U. Fayyaz, S. Zafar, M. Nasrullah, and R. Ahmad. “PROPHYLACTIC RECTAL NSAIDS IN THE PREVENTION OF POST-ERCP PANCREATITIS”. Journal of Postgraduate Medical Institute, vol. 30, no. 2, Apr. 2016, https://jpmi.org.pk/index.php/jpmi/article/view/1883.