TY - CPAPER AU - Qigai He TI - Construction and immunogenecity analysis of recombinant attenuated S. choleraesuis strains expressing protective antigens of PEDV. 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/067.pdf SE - Virology -- Coronaviruses ER -