TY - CPAPER AU - Jean-Pierre Vaillancourt, DVM, PhD;William E. Marsh, MSc, PhD; and Gary D. Dial, DVM, PhD TI - Perinatal mortality in 48 North American swine herds 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 - 1994 DA - 1994/01/01 L1 - https://www.aasv.org/library/swineinfo/Content/SHAP/1994/v2n4p13.pdf ER -