Fiestas, F. and Piazza, M. 2014. Lifetime prevalence and age of onset of mental disorders in Peru: results of the world mental health study, 2005. Revista Peruana de Medicina Experimental y Salud Pública. 31, 1 (Mar. 2014). DOI:https://doi.org/10.17843/rpmesp.2014.311.6.