title: Retraction of "Dragonbloodin A1 and A2: Flavan Trimers and Anti-inflammatory Principles from Sanguis Draconis".
authors.forename: Wen-Ke
authors.initials: WK
authors.lastname: Du
authors.forename: Hsin-Yi
authors.initials: HY
authors.lastname: Hung
authors.forename: Ping-Chung
authors.initials: PC
authors.lastname: Kuo
authors.forename: Tsong-Long
authors.initials: TL
authors.lastname: Hwang
authors.forename: Ler-Chun
authors.initials: LC
authors.lastname: Shiu
authors.forename: Kom-Bei
authors.initials: KB
authors.lastname: Shiu
authors.forename: E-Jian
authors.initials: EJ
authors.lastname: Lee
authors.forename: Shih-Huang
authors.initials: SH
authors.lastname: Tai
authors.forename: Tian-Shung
authors.initials: TS
authors.lastname: Wu