Moneva P, Yanchev I, Tsaneva M, Velikov K, Gudev D. Dynamics of hormone levels and immune activity in sheep during fasting, subsequent immobilization and the recovery period. BJAS. 2025;31(3):585–594. Accessed October 26, 2026. https://agriacad.eu/ojs/index.php/bjas/article/view/3888