Effect of Selenium and Vitamin E Supplementation on Immune Indicators,  Antibody Response, and Antioxidant Status in Sheep: Development of an  Immunocompetence Index. ijapm [Internet]. 2025 Dec. 30 [cited 2026 Feb. 12];41(4):13-7. Available from: https://www.acspublisher.com/journals/index.php/ijapm/article/view/23456