Comparison of low-density lipoprotein cholesterol lowering by pravastatin to <100 mg/dl versus >100 mg/dl on brachial artery vasoreactivity in patients with severe hypercholesterolemia and previous atherosclerotic events or diabetes mellitus - Lekakis, J.P.; Papamichael, C.M.; Barbaki, P.; Papaioannou, T.G.; Stamatelopoulos, K.S.; Dagre, A.G.; Stamatelopoulos, S.F. (American Journal of Cardiology, 2002)