Durán-Pincay, Y., Z. Rivero-Rodríguez, and A. Bracho-Mora. “Prevalence of Intestinal Parasites in Children of Paján Canton, Ecuador”. Kasmera, Vol. 47, no. 1, June 2019, pp. 44-49, http://www.produccioncientifica.luz.edu.ve/index.php/kasmera/article/view/24676.