1. Internal Medicine Department, Texas Tech University Health Science Center , Lubbock, TX , USA
2. Cardiology Department, Ibrahim Bin Hamad Hospital , Al Nakheel, Ras Al Khaimah, 10190, UAE
3. Cardiology Department, Faculty of Medicine, Alexandria University , Alexandria , Egypt
4. Cardiology Department, King’s college hospital NHS Trust , London , UK
5. Cardiology Department, Houston Methodist DeBakey Cardiology Associates , Houston, TX , USA