1. The Spine & Pain Institute of New York , New York, New York, USA
2. Department of Anesthesiology, NYU Langone Medical Center , New York, New York, USA
3. Department of Anesthesiology, Northwell Health , New York, New York, USA
4. Department of Anesthesiology, Pain, and Palliative Medicine, Radboud University Medical Center , Nijmegen, The Netherlands
5. Department of Anesthesiology, Rijnstate Ziekenhuis , Velp, The Netherlands
6. Department of Neurosurgery, Northwell Health , New York, New York, USA
7. iSpine Pain Physicians , Maple Grove, Minnesota, USA
8. The Spine and Nerve Center of the Virginias , Charleston, West Virginia, USA
9. Department of Anesthesiology, Critical Care and Pain Medicine, NorthShore University Health System , Evanston, Illinois, USA
10. Department of Anesthesia & Critical Care, University of Chicago , Chicago, Illinois, USA