Tawfik, E. M., M. . Elsherbini, N. G. Kasem, M. F. E. Ahmed, and A. . Abdelkhalek. “Effect of Food Safety Management Practices on Milk Quality and Subclinical Mastitis in Dairy Cow Farms”. Journal of Advanced Veterinary Research, vol. 12, no. 4, Sept. 2022, pp. 371-8, https://advetresearch.com/index.php/AVR/article/view/1016.