1Department of Microbiology, All India Institute of Hygiene and Public Health, 110, C.R. Avenue, Kolkata - 700 073 (W.B.).
2Eastern Regional Station, IVRI, 37, Belgachia Road, Kolkata -700 037 (W.B.).
3Department of Microbiology, All India Institute of Hygiene and Public Health, Kolkata - 700 073 (W.B.).
4Division of Veterinary Epidemiology and Preventive Medicine, F.V.Sc. & A.H., Shuhama, Srinagar - 190 006 (J & K).
5Division of Veterinary Microbiology and Immunology, F.V.Sc. & A.H., Shuhama, Srinagar - 190 006 (J & K).