1. Central Virology Laboratory, Ministry of Health, Chaim Sheba Medical Center, Tel Hashomer 52621, Israel
2. The Center for Travel and Tropical Medicine, Sheba Medical Center, Tel Hashomer 52621, Israel
3. Sackler School of Medicine, Tel Aviv University, Tel Aviv 39040, Israel
4. CIWEC Hospital and Travel Medicine Center, Kathmandu 44600, Nepal