“Evaluation of Lead Contamination of the Esmeraldas Refinery, in the Blood of the Population of Vuelta Larga”. Horizontes de Enfermería, no. 10 (December 24, 2020): 83–94. Accessed December 18, 2025. https://www.revistasdigitalesupeceduec35.biteca.online/index.php/enfermeria/article/view/994.