TY - CPAPER AU - T. Opriessnig, Dr med vet, PhD; D.M. Madson, DVM; A.R. Patterson, DVM, MS; et al. TI - Head-to-head comparison of the level of protection and duration of immunity induced by different commercial PCV2 vaccines T2 - AASV Annual Meeting DP - American Association of Swine Veterinarians DB - AASV Swine Information Library UR - https://www.aasv.org/library/swineinfo/ PY - 2009 DA - 2009/03/02 L1 - https://www.aasv.org/library/swineinfo/Content/AASV/2009/149.pdf SE - Research Topics – Sunday Concurrent Session #2 ER -