1. use second classes of immune complexes containing effective quantities of pigs to breathe and decompose the sindrom virus (PRRS) to reduce prevalence, severity or prevent the effects of influenza.
Use of an immunogenic composition comprising an effective amount of a porcine Reproductive and Respiratory Syndrome Virus (PRRSV) Porcine Type II to decrease the incidence.The Effects of gravity or prevent an illness with a high Fever of PRRS.Uso de una composición inmunogénica que comprende una cantidad eficaz de un virus de síndrome disgenésico y respiratorio porcino (PRRS) tipo II para disminuir la incidencia, gravedad o prevenir los efectos de una enfermedad con fiebre alta de PRRS.