Herrero, M., Suzuki, K., Origlia, J., Nunez, L., Faccioli, M., Silva, M., Caballero, J., Valiente, O., & Alvarez, F. (2009). Probability Mapping for Mycoplasma gallisepticum Risk in Backyard Chickens in Paraguay. International Journal of Poultry Science, 8(6), 565–569. https://doi.org/10.3923/ijps.2009.565.569