1. Centre National de Recherche Agronomique (CNRA), Abidjan P.O. Box 1740, Côte d’Ivoire
2. Laboratoire Central Vétérinaire de Diagnostic (LCVD) de Guinée, Conakry 001, Guinea
3. Accra Veterinary Laboratory, Veterinary Services Directorate, Accra M161, Ghana
4. Laboratoire National d’Elevage (LNE), Ouagadougou P.O. Box 907, Burkina Faso
5. Directeur National des Services Vétérinaire (DNSV), Conakry 001, Guinea
6. School of Veterinary Medicine, University of Ghana, Legon, Accra LG68, Ghana
7. Animal Production and Health Laboratory, Animal Production and Health Section, Joint FAO/IAEA Division, Department of Nuclear Sciences and Applications, International Atomic Energy Agency, P.O. Box 100, 1400 Vienna, Austria