Preventive Effect of Taraxasteryl Acetate from Inula britannica subsp. japonica on Experimental Hepatitis in vivo - Iijima, Koji; Kiyohara, Hiroaki; Tanaka, Morihisa; Matsumoto, Tsukasa; Cyong, Jong-Chol; Yamada, Haruki (Planta Medica, 1995)