Toru SHIZUMA, Hidezo MORI, and Naoto FUKUYAMA. “Protective Effect of Tryptophan Against Dextran Sulfate Sodium- Induced Experimental Colitis”. Turkish Journal of Gastroenterology 24, no. 1 (July 25, 2019): 30–35. Accessed July 6, 2025. https://tjg.avesjournals.com/index.php/tjg/article/view/2771.