Martino, P. L., J. P. . Mora-Penagos, S. Kerbage, M. A. Cervigni, and J. L. Bonet. “Prevalence of Depression and Clinical Anxiety in Patients With Cardiovascular Disease”. Journal of Psychology and Psychotherapy Research, vol. 4, no. 2, Nov. 2017, pp. 71-77, doi:10.12974/2313-1047.2017.04.02.2.