Zheng, Jia-San, Zheng Wang, Jia-Ren Zhang, Shuang Qiu, Ren-Yue Wei, Jing Nie, and Ting-Ting Zhu. “Ectopic Pregnancy in Two Cats”. Acta Scientiae Veterinariae 46 (January 1, 2018): 5. Accessed September 1, 2026. https://seer.ufrgs.br/index.php/ActaScientiaeVeterinariae/article/view/85155.