1. Department of Medicine, Lincoln Medical Center, New York, NY, USA
2. Department of Medicine, Cebu Institute of Medicine, Cebu, Philippines
3. Department of Medicine, Brigham and Women’s Hospital, Boston, MA, USA
4. Division of Cardiology, Rush University Medical Center, Chicago, IL, USA
5. Department of Cardiology, Mayo Clinic, Rochester, MN, USA
6. Department of Cardiology, Saint Luke’s Mid America Heart Institute, Kansas City, MO, USA
7. Division of Cardiology, Duke University Medical Center, Durham, NC, USA