Nauriyal DS, Pachauri SP. Determination of milk enzyme N-acetyl-β-D-glucosaminidase (NAGase) activity for screening dairy herds for mastitis. Indian J of Anim Sci. 2012;69(3). Accessed October 24, 2025. https://epubs.icar.org.in/index.php/IJAnS/article/view/20307