Esparza-Olalla, Johanna Elizabeth, Francy Carolina Forero-Lugo, and Marcela Alejandra Mardones-Montanares. “Use of Organophosphates by Farmers in the Community of Guaslán- Ecuador and Hematological Changes”. Ciencia y Agricultura 17, no. 1 (February 9, 2020): 31–50. Accessed December 8, 2021. https://revistas.uptc.edu.co/index.php/ciencia_agricultura/article/view/10603.