TY - CPAPER AU - R.C. Phillips TI - Evaluation of mass vaccination and unidirectional flow for elimination of PRRS T2 - International Symposium on Swine Disease Eradication DP - American Association of Swine Veterinarians DB - AASV Swine Information Library UR - https://www.aasv.org/library/swineinfo/ PY - 2002 DA - 2002/09/15 L1 - https://www.aasv.org/library/swineinfo/Content/ISSDE/2002/045.pdf ER -