Kézér FL, Kovács L, Jurkovich V, Tőzsér J. Cardiac responses to transrectal examination of lactating and non-lactating dairy cows. ANIM WELFARE ETOL TARTÁSTECHN. 2014;10(2):135-145. Accessed December 5, 2025. https://journal.uni-mate.hu/index.php/aweth/article/view/6686