Balladares Muñoz, María José, and Zabdy Magdiel Chávez Reyes. 2018. “Depression in Intern Students of the Faculty of Sciences and Engineering of the National Autonomous University of Nicaragua, UNAN-Managua, II Semester 2017”. Revista Humanismo Y Cambio Social, December, 36-49. https://revistasnicaragua.cnu.edu.ni/index.php/Humanismo/article/view/5787.