[1]
Urzúa González, E., Valdés Pérez, L. Ángel, Garza, A., Mapes, G., Gutiérrez, C.G. y Hernández-Cerón, J. 2017. Pregnancy rate in dairy cows treated with human chorionic gonadotropin five days after insemination. Austral Journal of Veterinary Sciences. 49, 2 (jun. 2017), 119–122. DOI:https://doi.org/10.4067/S0719-81322017000200119.