1. Department of Infectious Diseases, St Jude Children’s Research Hospital, Memphis, TN 38105, USA
2. Department of ZoologyJahangirnagar University, Dhaka 1342, Bangladesh
3. Center of Scientific Excellence for Influenza Viruses, National Research Centre, Giza 12311, Egypt
4. Department of Epidemiology, Human Genetics and Environmental SciencesUniversity of Texas Health Sciences Center, Houston, TX 77459, USA
5. Human Link, Hazmieh, Baabda 1107-2090, Lebanon
6. National Primate Research CenterUniversity of Washington, Seattle, WA 98195, USA