1. Department of Microbiology and Parasitology, College of Veterinary MedicineKing Faisal University, Alhufuf, Al-Ahsa 31982, Saudi Arabia
2. Department of Virology, Faculty of Veterinary MedicineKafrelsheikh University, Kafrelsheikh 33516, Egypt
3. Department of Clinical Studies, College of Veterinary MedicineKing Faisal University, Alhufuf, Al-Ahsa 31982, Saudi Arabia
4. School of Public HealthThe University of Hong Kong, Hong Kong, China
5. Department of Public Health and Animal Welfare, College of Veterinary MedicineKing Faisal University, Alhufuf, Al-Ahsa 31982, Saudi Arabia
6. Division of Virology, Department of Infectious Diseases, St Jude Children’s Research Hospital, Memphis, TN 38105, USA