1. UT Southwestern Medical Center; Dallas Texas USA
2. Mount Sinai Medical Center; New York New York USA
3. Tufts University Medical Center; Boston MA USA
4. College of Medicine; Mohammed Bin Rashid University of Medicine and Health Sciences; Dubai United Arab Emirates
5. Centenary Institute; University of Sydney, and Royal Prince Alfred Hospital; Sydney Australia
6. Policlinico di Monza; Monza Italy
7. Minneapolis Heart Institute Foundation; Minneapolis Minnesota USA