Roy P, Anandan S, Ravikumar G, Koteeswaran A, Venugopalan A T
Centre for Animal Health Studies, Tamil Nadu Veterinary and Animal Sciences University, Madhavaram Milk Colony, Madras, India.
Trop Anim Health Prod. 1997 Nov;29(4):245-6. doi: 10.1007/BF02632314.