Velázquez Rosas, L. E., Fregoso Aguayo, C., López Ordaz, R. and Hernández Cerón, J. (2013) “Estrous response and conception rate in postpartum Bos taurus-Bos indicus cows, treated with bovine somatotropin in an ovulation induction program with progestogens and eCG”, Veterinaria México OA, 42(3). Available at: https://veterinariamexico.fmvz.unam.mx/index.php/vet/article/view/291 (Accessed: 19 April 2025).