1. Department of Microbiology, Mymensingh Medical College, Mymensingh 2200, Bangladesh
2. Netrokona Medical College, Netrokona 2400, Bangladesh
3. Department of Livestock Services, Central Disease Investigation Laboratory (CDIL), 48, KaziAlauddin Road, Dhaka 1000, Bangladesh
4. Department of Gastroenterology, Mymensingh Medical College, Mymensingh 2200, Bangladesh
5. Department of Microbiology and Hygiene, Faculty of Veterinary Science, Bangladesh Agricultural University, Mymensingh 2202, Bangladesh
6. Shaheed Syed Nazrul Islam Medical College, Kishoreganj 2300, Bangladesh
7. Department of Microbiology, Dhaka Central International Medical College and Hospital, 2/1 Ring Road, Shyamoli, Dhaka 1207, Bangladesh
8. Department of Hygiene, School of Medicine, Sapporo Medical University, S-1 W-17, Chuo-ku, Sapporo 060-8556, Japan