1. Pi Research Consultancy Center, Dhaka, Bangladesh
2. Shaheed Syed Nazrul Islam Medical College, Kishoreganj, Bangladesh
3. Bangabandhu Sheik Mujib Medical University, Dhaka, Bangladesh
4. Department of Child Health, MU Women’s and Children’s Hospital, University of Missouri School of Medicine, Columbia, MO, USA
5. Department of Medicine, Dhaka Medical College and Hospital, Dhaka, Bangladesh
6. Toxicology Society of Bangladesh, Dhaka, Bangladesh