TY - CPAPER AU - Eileen L. Thacker, DVM, PhD; Brad J. Thacker, DVM, PhD; Tamara B. Boettcher, DVM; H. Jayappa, MVSc, PhD TI - Comparison of antibody production, lymphocyte stimulation, and protection induced by four commercial Mycoplasma hyopneumoniae bacterins T2 - Journal of Swine Health and Production DP - American Association of Swine Veterinarians DB - AASV Swine Information Library UR - https://www.aasv.org/library/swineinfo/ PY - 1998 DA - 1998/01/01 L1 - https://www.aasv.org/library/swineinfo/Content/SHAP/1998/v6n3p107.pdf ER -