TY - CPAPER AU - Pejsak, Z.; M. Walachowski, K. Janicka, P. Fertig, J. Marca TI - EFFICACY OF COMBINED SPECIFIC AND NON-SPECIFIC PROPHYLAXIS OF PRRS 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 - 2004 DA - 2004/06/01 L1 - https://www.aasv.org/library/swineinfo/Content/IPVS/2004/482.pdf SE - 1.1. PRRS, Circo-Virus and Influenza ER -