1. Al-Quds Nutrition and Health Research Institute, Faculty of Medicine, Al-Quds University, Abu-Deis, Palestine.
2. Al-Quds Public Health Society, Jerusalem, Palestine.
3. Koret School of Veterinary Medicine, The Robert H. Smith Faculty of Agriculture, Food and Environment, The Hebrew University of Jerusalem, Rehovot, Israel.
4. Central Virology Laboratory, Ministry of Health, Tel-Hashomer, Israel.
5. Kimron Veterinary Institute, Bet-Dagan, Israel.