TY - CPAPER AU - Nielsen, EO, Bækbo, P, Enøe, C, Hassing, AG, Bøtner, A, Jorsal, SE, Bille-Hansen, V TI - THE EFFECTS OF PMWS ON PRODUCTIVITY AND CLINICAL EXPRESSION IN DANISH HERDS FROM A CASE-CONTROL STUDY 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 - 2006 DA - 2006/06/01 L1 - https://www.aasv.org/library/swineinfo/Content/IPVS/2006/VIRAL/O_25-03.pdf SE - Major viral infections: PMWS/PCV2 biology ER -