3Mountain CF.Revisions in the International System for Staging Lung Cancer.Chest,1997,111(6):1710-1717.
4Limtrakul P,Siwanon S,Yodkeeree S,et al.Effect of stemona curtisii root extract on P-glycoprotein and MRP-1 function in multidrug-resistant cancer cells.Phytomedicine,2007,14(6):381-389.
