Ramírez, E., Ruiz, A., Islas, A., Lecocq, C., Carrasco, L. and Quezada, M. (2006) “Haematological and pathological findings of pigs experimentally inoculated with a Chilean isolate of porcine reproductive and respiratory syndrome virus”, Archivos de Medicina Veterinaria, 38(2), pp. 151–159. doi: 10.4067/S0301-732X2006000200009.