TY - CPAPER AU - Joseph F. Connor, DVM TI - Risk factors for boar studs becoming infected with PRRS T2 - Allen D. Leman Swine Conference DP - American Association of Swine Veterinarians DB - AASV Swine Information Library UR - https://www.aasv.org/library/swineinfo/ PY - 2002 DA - 2002/09/01 L1 - https://www.aasv.org/library/swineinfo/Content/LEMAN/2002/2-01.pdf SE - Section II: Disease ER -