Ramírez-Vélez, R., Matínez-Torres, J., & Meneses-Echavez, J. F. (2014). Prevalence and demographic factors associated with ferritin deficiency in colombian children, 2010. Revista Peruana De Medicina Experimental Y Salud Pública, 31(2). https://doi.org/10.17843/rpmesp.2014.312.40