Álvarez M., D. L. ., Arango A., J. F., Aristizábal O., A., Berrío G., A. L., Lopera G., G. A., Lopera L., R. E. ., Martínez R., A. P., & Rúa A., C. G. (1993). Efficacy of isosorbide dinitrate in the control of isolated systolic hypertension in the elderly. Medicina UPB, 12(1), 57-65. https://revistas.upb.edu.co/index.php/medicina/article/view/5154