1. King Abdulaziz University Hospital, KSA
2. King Fahad Specialist Hospital, Dammam KSA
3. National Guard Hospital, KSA
4. King Saud Bin Abdulaziz University for Health Sciences, King Abdullah International Research Center, Jeddah, KSA
5. Ministry of National Guard, KSA
6. Saud Al Babtin Cardiac Center, KSA
7. Birmingham City Hospital & the Institute of Cardiovascular Sciences, University of Birmingham, UK
8. King Faisal Specialist Hospital, KSA
9. Pfizer Gulf LLC, UAE
10. Pfizer Saudi LTD, KSA
11. Prince Sultan Cardiac Centre, KSA