1. Division of Pediatric Hematology and Oncology, Tawam Oncology Centre
2. Department of Pediatrics, College of Medicine and Health Sciences, United Arab Emirates University, Al-Ain
3. Department of Pediatrics, Al Qassimi Women and Children Hospital
4. Sharjah University Hospital, Sharjah
5. Department of Pediatrics, Division of Pediatric Infectious Diseases, Tawam Hospital
6. Pediatric Infectious Diseases Unit, Department of Pediatrics, Sheikh Khalifa Medical City, Abu-Dhabi, United Arab Emirates