1. School of Kinesiology and Nutrition, University of Southern Mississippi, Hattiesburg, Mississippi
2. Penn State Heart and Vascular Institute, Pennsylvania State University College of Medicine, Milton S. Hershey Medical Center, Hershey, Pennsylvania
3. Department of Anesthesiology and Perioperative Medicine, Penn State University College of Medicine, Penn State Milton S. Hershey Medical Center, Hershey, Pennsylvania
4. Department of Anesthesiology, Yale School of Medicine, Yale New Haven Hospital, New Haven, Connecticut