1. Faculty of Health Science, Lincoln University College, Kota Bharu, Kelantan, Malaysia
2. Department of Pediatric Nursing, Faculty of Nursing, Universitas Padjadjaran, Sumedang, West Java, Indonesia
3. Faculty of Nursing, Lincoln University College, Malaysia
4. Department of Psychiatric Nursing, Faculty of Nursing, Universitas Padjadjaran, Sumedang, West Java, Indonesia