1. Department of Anesthesiology and Perioperative Medicine University of Pittsburgh School of Medicine Pittsburgh Pennsylvania USA
2. Divisions of Cardiothoracic Anesthesiology and Critical Care Medicine Duke University Hospital Durham North Carolina USA
3. Department of Anesthesiology University of Colorado School of Medicine Denver Colorado USA
4. Medanta Super specialty Hospital Gurgaon, New Delhi India
5. Department of Anesthesiology Medical College of Wisconsin Milwaukee Wisconsin USA
6. Department of Anesthesiology University of Iowa Medical Center Iowa city Iowa USA
7. Department of Anesthesiology and Resuscitology Okayama University Hospital Okayama Japan
8. Department of Cardiothoracic Surgery University of Pittsburgh Medical Center Pittsburgh Pennsylvania USA