T. Chantarojanasiri, P. Kittipichai, A. Sirinawasatein, K. Laohavichitra, and T. Ratanachu-Ek, “ Effect of Delayed Endoscopic Retrograde Cholangiopancreatography after Diagnosis of Acute Cholangitis; A Real-life Experience”, Siriraj Med J, vol. 76, no. 4, pp. 209–215, Apr. 2024.