TY - CPAPER AU - G. Chan; R. Friendship, DVM, MSc TI - A field trial of an injectable Lawsonia intracellularis vaccine on an antibiotic-free farm T2 - AASV Annual Meeting DP - American Association of Swine Veterinarians DB - AASV Swine Information Library UR - https://www.aasv.org/library/swineinfo/ PY - 2017 DA - 2017/02/25 L1 - https://www.aasv.org/library/swineinfo/Content/AASV/2017/253_Chan.pdf SE - Veterinary Students ER -