Sesquiterpenes with Hepatoprotective Activity from Cnidium monnieri on Tacrine-Induced Cytotoxicity in Hep G2 Cells - Oh, Hyuncheol; Kim, Jung-Sik; Song, Eun-Kyoung; Cho, Hyun; Kim, Do-Hoon; Park, Sung-Eun; Lee, Ho-Sub; Kim, Youn-Chul (Planta Medica, 2002)