TY - CPAPER AU - Sara Williams, DVM; Pablo Pi–eyro, DVM, Rodolfo Luzbel de la Sota, DVM, MSc, PhD. TI - Efficiency of pregnancy diagnosis using real-time ultrasonography and Doppler Echo+ T2 - AASV Annual Meeting DP - American Association of Swine Veterinarians DB - AASV Swine Information Library UR - https://www.aasv.org/library/swineinfo/ PY - 2001 DA - 2001/03/02 L1 - https://www.aasv.org/library/swineinfo/Content/AASV/2001/545.PDF ER -