1. Doctoral Programme, Faculty of Medicine, Universitas Padjadjaran, Bandung, Indonesia
2. Bandung Regency Health Office, Soreang, Indonesia
3. Bachelor of Medicine Programme, Faculty of Medicine, Universitas Padjadjaran, Sumedang, Indonesia
4. Pediatric Health Department, Faculty of Medicine, Universitas Padjadjaran, Bandung, Indonesia
5. Department of Public Health, Faculty of Medicine, Universitas Padjadjaran, Bandung, Indonesia