1. Institute of Veterinary Bacteriology; University of Bern; Bern Switzerland
2. WorldFish; Abbassa Research Center; Sharkia Egypt
3. National Institute of Oceanography and Fisheries; Cairo Egypt
4. International Livestock Research Institute; Nairobi Kenya
5. WorldFish; Bayan Lepas Penang Malaysia
6. Center for Infection and Immunity; Mailman School of Public Health; Columbia University; New York NY USA
7. Institute of Geography; University of Bern; Bern Switzerland
8. International Livestock Research Institute; Addis Ababa Ethiopia