PAWAIYA, R. V. S., CHARAN, K., PARIHAR, N. S., SIKDAR, A., & CHATTOPADHYAY, S. K. (2013). Spontaneously occurring pulmonary lesions in calves. The Indian Journal of Animal Sciences, 65(2). https://epubs.icar.org.in/index.php/IJAnS/article/view/31590