TY - CPAPER AU - Michael Berkland; Phil Gauger, DVM, PhD; Jianqiang Zhang, PhD; et al. TI - Safety of modified live PRRSV 19S1.21 exposure in late gestation swine T2 - AASV Annual Meeting DP - American Association of Swine Veterinarians DB - AASV Swine Information Library UR - https://www.aasv.org/library/swineinfo/ PY - 2013 DA - 2013/03/02 L1 - https://www.aasv.org/library/swineinfo/Content/AASV/2013/105.pdf SE - Student Seminar ER -