PAWAIYA RVS, CHARAN K, PARIHAR NS, SIKDAR A, CHATTOPADHYAY SK. Spontaneously occurring pulmonary lesions in calves. Indian J of Anim Sci. 2013;65(2). Accessed October 24, 2025. https://epubs.icar.org.in/index.php/IJAnS/article/view/31590