1. Department of Pediatrics, Tuanku Ja'afar Hospital, Seremban, Negeri Sembilan, Malaysia
2. Department of Bacteriology, National Institute of Hygiene and Epidemiology, Hanoi, Vietnam
3. Department of Pediatrics, Yonsei University College of Medicine, Severance Children's Hospital, Seoul, Republic of Korea
4. Department of Child Health, Faculty of Medicine, University Padjadjaran, Bandung, Indonesia
5. Department of Pediatrics, Yonsei University Wonju College of Medicine, Wonju, Republic of Korea
6. GSK, Bangalore, Karnataka, India
7. GSK, Singapore, Singapore
8. GSK, Wavre, Belgium