1. Department of Anaesthesiology, Mount Sinai Medical Center, Miami, FL, USA

2. Envision Valley Anesthesiology and Pain Consultants, Phoenix, AZ, USA

3. University of Arizona College of Medicine - Phoenix, Department of Anesthesiology, Phoenix, AZ, USA

4. Creighton University School of Medicine, Department of Anesthesiology, Omaha, NE, USA