T. . Kanjanopas, A. Chang, K. . Akarapatima, C. . Charoenlap, S. . Pakdeejit, and A. . Rattanasupa, “Zollinger-Ellison Syndrome: An Uncommon Cause of Peptic Ulcer Disease and Chronic Diarrhea”, SRIMEDJ, vol. 37, no. 3, pp. 287–292, Jun. 2022.