TY - CPAPER AU - Pei Zhang-fu TI - Phylogenetic analysis and molecular characteristics of five variant Chinese field isolates of PRRSV. T2 - International Pig Veterinary Society Congress DP - American Association of Swine Veterinarians DB - AASV Swine Information Library UR - https://www.aasv.org/library/swineinfo/ PY - 2014 DA - 2014/06/01 L1 - https://www.aasv.org/library/swineinfo/Content/IPVS/2014/Posters/542.pdf SE - Virology -- PRRSV ER -