TY - CPAPER AU - Alex Hogg TI - The Evolution of Swine Production and Immunization T2 - AASV Annual Meeting DP - American Association of Swine Veterinarians DB - AASV Swine Information Library UR - https://www.aasv.org/library/swineinfo/ PY - 2000 DA - 2000/03/02 L1 - https://www.aasv.org/library/swineinfo/Content/AASV/2000/243.PDF ER -