Astudillo Neira, P. and Aguinaga, F. (2021) “Best posters of the XXI International Congress of Pediatrics of the Ecuadorian Pediatric Society. Quito, 12-14 August 2021: Conference communications”, Revista Ecuatoriana de Pediatría, 22(2), pp. Article 17:1-7. doi: 10.52011/118.