Effect of tamoxifen on the coronary vascular reactivity of spontaneously hypertensive female rats. M.V. Borgo, A.B. Lopes, S.A. Gouvêa, W.G. Romero, M.R. Moyses, N.S. Bissoli and G.R. Abreu. Braz J Med Biol Res 2011; 44: 786-792.