Aranda Beltrán, Carolina, et al. “Burnout Syndrome, Sociodemographic and Labor Variables in Medical Specialist at the Hospital Valentin Gomez Farias, Mexico”. Revista Colombiana De Salud Ocupacional, vol. 1, no. 1, Mar. 2011, pp. 13-17, https://revistas.unilibre.edu.co/index.php/rc_salud_ocupa/article/view/4794.