TY - CPAPER AU - Tanja Opriessnig, DVM; Patrick G. Halbur, DVM, PhD; Eileen L. Thacker, DVM, PhD; et al TI - Mycoplasma hyopneumoniae infection increases the severity and duration of PCV2-associated lung and lymphoid lesions T2 - AASV Annual Meeting DP - American Association of Swine Veterinarians DB - AASV Swine Information Library UR - https://www.aasv.org/library/swineinfo/ PY - 2004 DA - 2004/03/02 L1 - https://www.aasv.org/library/swineinfo/Content/AASV/2004/441.pdf SE - Research topics ER -