1. Department of Medicine, Faridpur Medical College, Faridpur, Bangladesh
2. Pulmonology, Bangabandhu Sheikh Mujib Medical University, Bangladesh
3. Internal Medicine, Bangabandhu Sheikh Mujib Medical University, Bangladesh
4. Pediatrics, Sheikh Sayera Khatun Medical College, Gopalganj, Bangladesh
5. Sheikh Sayera Khatun Medical College, Gopalgang, Bangladesh
6. Medicine, Dhaka Medical College Hospital, Dhaka, Bangladesh
7. Department of Psychiatry, Bangabandhu Sheikh Mujib Medical University, Bangladesh