1 From the Department of Veterinary Science and Animal Husbandry, Paklihawa Campus, Institute of Agriculture and Animal Science, Tribhuvan University, Rupandehi, Nepal.
2 Department of Poultry Science, University of Georgia, Athens, GA, USA.
3 Department of Community Medicine, School of Public Health, Chitwan Medical College, Chitwan, Nepal.
4 Animal Quarantine Office-Kathmandu, Department of Livestock Services (DLS), Budhanilkantha, Kathmandu, Nepal.
5 Department of Microbiology, Tribhuvan University Teaching Hospital, Institute of Medicine, Kathmandu, Nepal.
6 Department of Microbiology, Dr. D.Y. Patil Medical College, Hospital and Research Centre, Dr. D.Y. Patil Vidyapeeth, Pune, Maharashtra, India.
7 Department of Global Health and Clinical Research, Harvard Medical School, Boston, MA, USA.