1. Research Center, King Fahad Medical City, Riyadh, Saudi Arabia
2. Emergency Medicine Department, King Saud University Medical City, Riyadh, Saudi Arabia
3. Clinical Research Management Department, Executive Administration of Research, King Abdullah Medical City in Holy Capital, Makkah, Saudi Arabia
4. Neonatal Intensive Care Unit, King Fahad Medical City, Children Specialized Hospital, Riyadh, Saudi Arabia
5. Internal Medicine Consultant, King Fahad Medical City, Riyadh, Saudi Arabia