1 | Michoacan University of Saint Nicolas of Hidalgo,
Morelia-Zinapecuaro Road, km. 9.5 Tarímbaro, Michoacan 58880, Mexico |
2 | Veterinary Epidemiology and Economics Research Unit (VEERU), School of Agriculture,
Policy and Development, University of Reading,
P.O. Box 237, Reading RG6 6AR, United Kingdom |