1. Edwards Lifesciences, Inc., Irvine, CA, USA;
2. Swedish Heart and Vascular Institute, Seattle, WA, USA;
3. East Carolina University, Greenville, NC, USA;
4. Stony Brook University, Stony Brook, NY, USA;
5. CTI Clinical Trial and Consulting Services, Inc., Cincinnati, OH, USA;
6. New York University School of Medicine, New York, NY, USA