Toru SHIZUMA, Masanobu NAGANO, Akira FUJII, Hidezo MORI, and Naoto FUKUYAMA, “Therapeutic effects of four molecular-weight fractions of Kurozu against dextran sulfate sodium-induced experimental colitis”, Turkish Journal of Gastroenterology, vol. 22, no. 4, pp. 376–381, Jul. 2019.