Sharma A, Singh M, Sharma A. Correlation between Cornification of Vaginal Epithelial Cells and Serum Progesterone Concentration during Proestrus and Estrus in She-Dogs. ijar [Internet]. 2022 May 6 [cited 2025 Apr. 3];43(1):57-61. Available from: https://journals.acspublisher.com/index.php/ijar/article/view/6539