Acanthoic Acid from Acanthopanax koreanum Protects against Liver Injury induced by tert-Butyl Hydroperoxide or Carbon Tetrachloride in vitro and in vivo - Park, Eun-Jeon; Zhao, Yu-Zhe; Kim, Young Ho; Lee, Jung Joon; Sohn, Dong Hwan (Planta Medica, 2004)