AHMED, W M; SHALABY, S I. Temporal relationship between plasma progesterone and oxytocin profiles in relation to ovarian activity in sheep. The Indian Journal of Animal Sciences, Delhi, India, v. 68, n. 11, 2012. Disponível em: https://epubs.icar.org.in/index.php/IJAnS/article/view/22429. Acesso em: 24 oct. 2025.