Segura, Gleni T., et al. “Effect of Inactivated Feeder Cells of Two Segments of the Oviduct on the in Vitro Development of Bovine Embryos”. Revista De Investigaciones Veterinarias Del Perú, vol. 30, no. 2, July 2019, pp. 768-74, https://doi.org/10.15381/rivep.v30i2.16094.