Synchronization of the estrous during a short period, using a low dose of equine chorionic gonadotropin (eCG) in primiparous and multiparous ewes. AP [Internet]. 2023 Mar. 29 [cited 2026 May 4];. Available from: https://mail.revista-agroproductividad.org/index.php/agroproductividad/article/view/2263