Arman, SM, MAN Al Amin, MA Rahman, J Bhattacharjee, and MMU Bhuiyan. 2018. “Prevalence and Its Influencing Risk Factors of Subclinical Mastitis in Crossbred Friesian Cows”. Bangladesh Veterinarian 34 (2):42-51. https://doi.org/10.3329/bvet.v34i2.49887.