Anti-Allergic and Anti-Inflammatory Triterpenes from the Herb of Prunella vulgaris - Ryu, Shi Yong; Oak, Min-Ho; Yoon, Seok-Keun; Cho, Dong-Im; Yoo, Gyurng-Soo; Kim, Tae-Sung; Kim, Kyeong-Man (Planta Medica, 2000)