Flores-Mendoza, Lilián, and Jesús Hernández. “Vaccines Against Porcine Reproductive and Respiratory Syndrome Virus (PRRSV): Writing a History”. Veterinaria México OA 41, no. 2 (June 29, 2010). Accessed March 15, 2025. https://veterinariamexico.fmvz.unam.mx/index.php/vet/article/view/255.