Mendoza Castillo, Jairo, and Jhonny Valverde Flores. “Concentration of Nitrogen Dioxide and Its Relationship in Acute Respiratory Infections in Children under 5 Years Old in Lima”. Journal of Energy & Environmental Sciences 2, no. 1 (September 14, 2018): 1–5. Accessed June 17, 2026. https://www.journals.cincader.org/index.php/eesj/article/view/34.