Hernández-Avilés Camilo, and Love Charles. “Prebreeding season/prepurchase Examination of the Stallion: Testicular Ultrasonography, Semen Evaluation, and Considerations”. Clinical Theriogenology 13, no. 3 (September 1, 2021): 289-298. Accessed May 18, 2024. https://clinicaltheriogenology.net/index.php/CT/article/view/9102.