1. Doctoral student, Doctor of Public Health Study Program, Faculty of Public Health, Universitas Indonesia, Depok, West Java Indonesia
2. Department of Epidemiology, Faculty of Public Health, Universitas Indonesia, Depok, West Java Indonesia
3. Department of Biostatistic, Faculty of Public Health, Universitas Indonesia, Depok, West Java Indonesia
4. Department of Health Education & Behavioral Sciences, Faculty of Public Health Universitas Indonesia, Depok, West Java Indonesia