1. Department of Medicine, Lincoln Medical Center, New York, NY, USA
2. Cebu Institute of Medicine, Cebu City, Philippines
3. University of the Philippines College of Medicine – Philippine General Hospital, Manila, Philippines
4. Division of Cardiology, Duke University Medical Center, Durham, NC, USA
5. Keele Cardiovascular Research Group, Center for Prognosis Research, Keele University, Stoke-on-Trent, UK
6. Division of Cardiology, Rush University Medical Center, Chicago, IL, USA