TY - CPAPER AU - Ashley A. Johnson, DVM; Chad Smith, DVM; Glen Almond, DVM, PhD TI - Update of porcine reproductive and respiratory syndrome virus 1-7-4 strain in North Carolina T2 - AASV Annual Meeting DP - American Association of Swine Veterinarians DB - AASV Swine Information Library UR - https://www.aasv.org/library/swineinfo/ PY - 2015 DA - 2015/03/02 L1 - https://www.aasv.org/library/swineinfo/Content/AASV/2015/513_Johnson.pdf SE - Significant Swine Disease Topics ER -