TY - CHAP AU - Zimmerman, J; Benfield, D; Dee, S TI - Porcine reproductive and respiratory syndrome virus (Porcine Arterivirus) T2 - Diseases of Swine CY - Ames, IA PB - Wiley-Blackwell PY - 2012 SP - 461 EP - 486 N1 - et al. ER -