TY - CPAPER AU - Kelly M. Lager and William L. Mengeling TI - Update on PRRS virus in the breeding herd T2 - ISU Swine Disease Conference for Swine Practitioners DP - American Association of Swine Veterinarians DB - AASV Swine Information Library UR - https://www.aasv.org/library/swineinfo/ PY - 2000 DA - 2000/11/01 L1 - https://www.aasv.org/library/swineinfo/Content/ISU/2000/1315LAGE.PDF ER -