1. Tropical Medicine Cluster, Chulalongkorn University, Bangkok, Thailand
2. University of the East Ramon Magsaysay Memorial Medical Center, Quezon City, Philippines
3. Queen Sirikit National Institute of Child Health, Bangkok, Thailand
4. Vietnam National Children’s Hospital, Hanoï, Vietnam
5. University of the Philippines - Philippine General Hospital, Manila, Philippines
6. Hanoi University of Pharmacy, Hanoi, Vietnam
7. KPJ Selangor Specialist Hospital, Selangor, Malaysia
8. KPJ Damansara Specialist Hospital, Selangor, Malaysia
9. Division of Infectious Diseases, Department of Medicine, Chulalongkorn University, Bangkok, Thailand
10. Subang Jaya Medical Centre, Selangor, Malaysia
11. National Institute of Hygiene and Epidemiology, Hanoi, Vietnam
12. GSK, Rio de Janeiro, Brazil
13. GSK, Kuala Lumpur, Malaysia