1. New York University, Department of Anesthesiology, Perioperative Care and Pain Medicine, New York City, NY, USA
2. Kirk Kerkorian School of Medicine, Department of Internal Medicine, Las Vegas, NV, USA
3. Kirk Kerkorian School of Medicine, University of Nevada, Las Vegas, Las Vegas, NV, USA
4. Touro University Nevada College of Osteopathic Medicine, Henderson, NV, USA
5. University of California, Davis Department of Neurology, Sacramento, CA, USA
6. Cedar-Sinai Medical Center, Department of Regional Anesthesia and Acute Pain Management, Los Angeles, CA, USA