Trujillo, Hugo, Jaime Robledo, Francisco Javier Díaz, Jorge Mejía, David Espinal, Felipe Restrepo, Carlos Robledo, et al. 1994. “Ethology and Clinic of Community-Acquired Low Anger in 100 Children Studied at the Hospital Level”. Medicina UPB 13 (1): 53-64. https://revistas.upb.edu.co/index.php/medicina/article/view/4963.