Techapongsatorn, Suphakarn, Natikorn Phuwtong, Wisit Kasetsermwiriya, Amarit Tansawet, and Issaree Laopiamthong. 2021. “A Comparative Study Between 60 Mg Etoricoxib Per-Oral and 100 Mg Indomethacin Rectally in Post-Endoscopic Retrograde Cholangio-Pancreatography Pancreatitis Prevention”. Journal of the Association of General Surgeons of Thailand under the Royal of Patronage of HM the King 5 (2), 26-30. https://he02.tci-thaijo.org/index.php/agstjournal/article/view/247976.