1. Global Disease Detection Regional Center–Egypt, US Naval Medical Research Unit No. 3, Cairo, Egypt.
2. General Organization of Veterinary Services, Ministry of Agriculture and Land Reclamation, Cairo, Egypt.
3. Faculty of Veterinary Medicine, Alexandria University, Alexandria, Egypt.
4. Viral and Zoonotic Disease Research Program, US Naval Medical Research Unit No. 3, Cairo, Egypt.
5. Global Disease Detection Branch, Division of Global Health Protection, Center for Global Health, US Centers for Disease Control and Prevention, Atlanta, Georgia.