Mellado J, Flores J, Véliz FG, Santiago Ángeles de, García JE, Gutierrez HL, Mellado M. Impact of frequency of milking on milk yield and fertility of Holstein cows undergoing extended lactations due to failure to conceive. Emir J Food Agric [Internet]. 2021 Mar. 4 [cited 2024 Apr. 25];33(2):113-9. Available from: https://ejfa.me/index.php/journal/article/view/2571