Valdés Sánchez, V. V. “Influence of the Environmental and Health Conditions in the Prevalence of Intestinal Parasites in the Primary School Population of the Province of Bocas Del Toro”. Centros: Revista Científica Universitaria, vol. 8, no. 2, July 2019, pp. 85-94, https://revistas.up.ac.pa/index.php/centros/article/view/734.