Long-Term Prognostic Role of Flow-Mediated Dilatation of the Brachial Artery After Acute Coronary Syndromes Without ST Elevation - Karatzis, E.N.; Ikonomidis, I.; Vamvakou, G.D.; Papaioannou, T.G.; Protogerou, A.D.; Andreadou, I.; Voidonikola, P.T.; Karatzi, K.N.; Papamichael, C.M.; Lekakis, J.P. (American Journal of Cardiology, 2006)