[1] Tribhuvan Univ, Inst Agr & Anim Sci, Dept Vet Sci & Anim Husb, Paklihawa Campus, Rupandehi, Nepal
[2] Univ Georgia, Dept Poultry Sci, Athens, GA USA
[3] Chitwan Med Coll, Sch Publ Hlth, Dept Community Med, Chitwan, Nepal
[4] Anim Quarantine Off Kathmandu, Dept Livestock Serv DLS, Kathmandu, Nepal
[5] Tribhuvan Univ, Inst Med, Dept Microbiol, Teaching Hosp, Kathmandu, Nepal
[6] Dr D Y Patil Vidyapeeth, Dr D Y Patil Med Coll Hosp & Res Ctr, Dept Microbiol, Pune, Maharashtra, India
[7] Harvard Med Sch, Dept Global Hlth & Clin Res, Boston, MA USA
[8] Tribhuvan Univ, Inst Med, Teaching Hosp, Kathmandu, Nepal