Xiangya Hospital, Central South University, Changsha, China (Drs Zhang and Dun); Department of Physical Medicine and Rehabilitation, Gregorio Marañon General University Hospital, Gregorio Marañon Health Research Institute, Madrid, Spain (Dr Supervia); Departments of Quantitative Health Sciences (Mr Lennon) and Cardiovascular Medicine (Drs Sandhu, Tilbury, Squires, and Thomas), Mayo Clinic, Rochester, Minnesota; Cardiovascular Department, Peking University People's Hospital, Beijing, China (Dr Ding); Department of Cardiology, Olmsted Medical Center, Rochester, Minnesota (Dr Tabatabaei); Halifax Health, Daytona Beach, Florida (Dr Tabatabaei); and Department of Medicine, John H. Stroger Hospital of Cook County, Chicago, Illinois (Dr Vardar).
Correspondence: Randal J. Thomas, MD, MS, Department of Cardiovascular Medicine, Mayo Clinic, 200 First Ave, SW, Rochester, MN 55905 ([email protected]).
A small grant was obtained from the Mayo Clinic Department of Cardiovascular Diseases to carry out the statistical analyses for this project.
The authors declare no conflicts of interest.
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