Abstract： To the Editor:We carefully read with interest an original article by Wang et al,1 entitled "Different effects of telmisartan and valsartan on human aortic vascular smooth muscle cell proliferation",published in a recent issue of the Chinese Medical Journal.In this study,the effects of angiotensin receptor blokers (ARBs) including telmisartan and valsartan on human aortic vascular smooth muscle cell proliferation (VSMC) in cell culture were investigated and compared.Telmisartan was shown to inhibit