1. Faculty of Medicine, Chulalongkorn University, Bangkok, Thailand
2. Center of Excellence for Pediatric Infectious Diseases and Vaccines, Chulalongkorn University, Bangkok, Thailand
3. Department of Pediatrics, Faculty of Medicine, Chulalongkorn University, Bangkok, Thailand
4. Love Foundation, Bangkok, Thailand
5. The HIV Netherlands Australia Thailand Research Collaboration, Bangkok, Thailand
6. Department of Microbiology, Division of Virology, Faculty of Medicine, Chulalongkorn University, Bangkok, Thailand