1. Saad Alabdulla Blook 2, MOH, Kuwait Saad Alabdulla Blook 2, MOH, Kuwait
2. Alwaha Center, Primary Health Care, MOH, KuwaitAlwaha Center, Primary Health Care, MOH, Kuwait
3. Community Medicine Department, Faculty of Medicine, Alexandria University, Egypt
4. Department of Occupational Medicine, Ministry of Health, KuwaitDepartment of Occupational Medicine, Ministry of Health, Kuwait
5. Department of Medical Statistics, Medical Research Institute, Alexandria University, Egypt
6. Department of Health Information and Medical Record, Ministry of Health, Kuwait