1Professor and Head, Department of Veterinary Public Health and Epidemiology, Madras Veterinary College, Chennai-600 007, Tamil Nadu
2Professor and Head, Department of Veterinary Epidemiology and Preventive Medicine, Madras Veterinary College, Vepery, Chennai-600 007, Tamil Nadu
3Director of Research, Tamil Nadu Veterinary and Animal Sciences University, Chennai. 600 051, Tamil Nadu, India
4Associate Professor, Department of Veterinary Epidemiology and Preventive Medicine, Veterinary College and Research Institute, Namakkal-637002, Tamil Nadu
Department of Veterinary Epidemiology and Preventive Medicine, Madras Veterinary College, Chennai - 600 007 (Tamil Nadu)
*Corresponding author: Assistant Professor, Department of Veterinary Epidemiology and Preventive Medicine, Veterinary College and Research Institute, Namakkal-637002, Tamil Nadu, India; e-mail – drmgeetha@gmail.com
Online published on 9 October, 2012.