TY - CPAPER AU - P. Pineyro; S. Williams and R.L. de la Sota. TI - COMPARATIVE PREGNANCY DIAGNOSIS BY ULTRASONOGRAPHY AT DIFFERENT DAYS POST-MATING 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 - 2002 DA - 2002/06/01 L1 - https://www.aasv.org/library/swineinfo/Content/IPVS/2002/PROD_MAN/499.PDF SE - Posters: Production and Management ER -