MARTÍNEZ BARBOSA, I., E. A. ALPÍZAR SOSA, E. M. GUTIÉRREZ CÁRDENAS, and R. D. J. PIMIENTA LASTRA. “Parasitic Contamination by Dog Feces Collected from the Streets of San Cristobal De Las Casas, Chiapas, Mexico”. Veterinaria México OA, vol. 39, no. 2, Oct. 2009, https://veterinariamexico.fmvz.unam.mx/index.php/vet/article/view/210.