Preciado, H.; Castillo, M. A.; Díaz, T. F.; Rodríguez, J. D. Bronchiolitis: Risk Factors in Children under Two Years. Hospital of San José De Bogotá D.C. Colombia. 2013-2014. Repert. Med. Cir. 2015, 24 (3), 194-200. https://doi.org/10.31260/RepertMedCir.v24.n3.2015.615.