1. Department of Family Medicine, Faculty of Medicine Universiti Kebangsaan Malaysia Kuala Lumpur Malaysia
2. Department of Psychiatry, Faculty of Medicine and Health Sciences Universiti Putra Malaysia Serdang Malaysia
3. Department of Paediatrics, Faculty of Medicine Universiti Kebangsaan Malaysia Kuala Lumpur Malaysia
4. Department of Paediatrics, Ministry of Health Hospital Tunku Azizah Kuala Lumpur Malaysia