Mota-Rojas, Daniel, María Alonso-Spilsbury, Lilian Mayagoitia Novales, María Elena Trujillo, Javier Valencia, Ramiro Ramírez-Necoechea, Saúl Cortés, and Isabel Escobar Ibarra. “Changes of Vaginal Epithelium in Creole Pigs Ovulating During Lactation”. Brazilian Journal of Veterinary Research and Animal Science 42, no. 5 (October 1, 2005): 333–338. Accessed May 3, 2024. https://revistas.usp.br/bjvras/article/view/26409.