1. Community and Family Medicine Department, Faculty of Medicine, Public Health, and Nursing Universitas Gadjah Mada, Yogyakarta, Yogyakarta Province, Indonesia
2. Public Health Department, Medicine Study Program, Faculty of Medicine, Universitas Padjajaran, West Java, Indonesia
3. Nursing Study Program, Faculty of Medicine, Public Health and Nursing, Universitas Gadjah Mada, Yogyakarta, Yogyakarta Province, Indonesia
4. Health Pediatric Department, Faculty of Medicine, Universitas Padjajaran, West Java, Indonesia