Vega, Marisela Gutiérrez, Oscar Armando Esparza Del Villar, Irene Concepción Carrillo Saucedo, and Priscila Montañez Alvarado. 2017. “Mental Health and Gratitude in a Community With Social Violence”. European Scientific Journal, ESJ 13 (15). https://doi.org/10.19044/esj.2017.v13n15p%p.