Singh, S. and Khatri, Neeraj and Manuja, A. and Sharma, R.D. and Malhotra, D.V. and Nichani, A.K. (2001) Impact of field vaccination with a Theileria annulata schizont cell culture vaccine on the epidemiology of tropical theileriosis. Veterinary Parasitology, 101 (2). pp. 91-100. ISSN 03044017