Institution: | (1) Faculty of Veterinary Medicine, Hawassa University, P.O. Box 05, Hawassa, Ethiopia;(2) Aklilu Lemma Institute of Pathobiology, Addis Ababa University, P.O. Box 1176, Addis Ababa, Ethiopia;(3) Department of Animal Health, Institute of Tropical Medicine, Nationalstraat 155, 2000 Antwerp, Belgium |