The Chalcone Butein from Rhus verniciflua shows Antifibrogenic Activity - Lee, Sung Hee; Nan, Ji-Xing; Zhao, Yu Zhe; Woo, Sun Wook; Park, Eun-Jeon; Kang, Tai-Hyun; Seo, Geom Seog; Kim, Youn-Chul; Sohn, Dong Hwan (Planta Medica, 2003)