1. Division of Pediatric Infectious Diseases, Department of Pediatrics, Faculty of Medicine, Chulalongkorn University , Bangkok , Thailand
2. Center of Excellence for Pediatric Infectious Diseases and Vaccines, Chulalongkorn University , Bangkok , Thailand
3. Bamrasnaradura Infectious Diseases Institute, Department of Disease Control, Ministry of Public Health , Nonthaburi , Thailand
4. International Health Policy Program, Ministry of Public Health , Nonthaburi , Thailand
5. Division of International Disease Control Ports and Quarantine, Department of Disease Control, Ministry of Public Health , Nonthaburi , Thailand
6. Department of Pharmacy Practice, Faculty of Pharmaceutical Sciences, Chulalongkorn University , Bangkok , Thailand
7. The HIV Netherlands Australia Thailand Research Collaboration (HIV-NAT), the Thai Red Cross AIDS Research Centre , Bangkok , Thailand