1. Department of Family and Community Medicine, Faculty of Medicine, Public Health and Nursing, Universitas Gadjah Mada, Indonesia
2. Center for Child Health-Paediatric Research Office, Faculty of Medicine, Public Health and Nursing, Universitas Gadjah Mada, Indonesia
3. Undergraduate Nursing Program, Faculty of Medicine, Public Health and Nursing, Universitas Gadjah Mada, Indonesia
4. Iwoimendaa Primary Health Center, Kolaka Regency, South-East Sulawesi, Indonesia