1.Andrographolide drop-pill in treatment of acute upper respiratory tract infection with external wind-heat syndrome: a multicenter and randomized controlled trial.

Jing CHANG ; Ruiming ZHANG ; Ying ZHANG ; Zhibin CHEN ; Zongming ZHANG ; Qiang XU ; Yuping YANG ; Youyu LONG ; Liangli LIU ; Hongyan CAI ; Jie GAO ; Nan LU ; Bing MAO ; Lei WANG ; Tingqian LI

Journal of Integrative Medicine 2008;6(12):1238-45