A comparative clinical study of the effects of the traditional Chinese medicine Jinniu capsules and lofexidine on acute heroin withdrawal symptoms. - Shi,J.; Xu,G.Z.; Liu,T.T.; Wang,X.; Shen,L.Y.; Li,J.; Hao,W.; Chen,H.X.; Li,S.X.; Lu,L. (Am J Drug Alcohol Abuse, 2008)