In Vitro Antiviral Activity of Prodelphinidin B-2 3,3′-Di-O-gallate from Myrica rubra - Cheng, Hua-Yew; Lin, Ta-Chen; Ishimaru, Kanji; Yang, Chien-Min; Wang, Kuo-Chih; Lin, Chun-Ching (Planta Medica, 2003)