1. Department of Aquatic Animal Medicine and Management, Faculty of Veterinary Medicine, Cairo University, Giza, Egypt
2. Department of Hydrobiology, Veterinary Research Institute, National Research Centre, Giza, Egypt
3. Fish Disease Lab, Aquaculture Division, National Institute of Oceanography and Fishery (NIOF), Alexandria, Egypt
4. Department of Parasitology, Faculty of Veterinary Medicine, Cairo University, Giza, Egypt
5. Department of Pathology, Faculty of Veterinary Medicine, Cairo University, Giza, Egypt
6. Department of Pathology, Faculty of Veterinary Medicine, Suez Canal University, Ismailia, Egypt
7. Department of Fish Health and Diseases, Faculty of Fish Resources, Suez University, Suez, Egypt
8. Agriculture Research Centre, Animal Health Research Institute, Al-Fayoum Provincial Laboratory, Giza, Egypt
9. Department of Poultry and Fish Diseases, Faculty of Veterinary Medicine, Alexandria University, Alexandria, Egypt
10. Department of Fish Diseases, Animal Health Research Institute, Assiut Provincial Laboratory, Agriculture Research Center, Dokki, Egypt