1. Clinical Medical Science Department CEU San Pablo University School of Medicine Madrid Spain
2. Department of Anesthesiology Madrid‐Montepríncipe University Hospital Madrid Spain
3. Pain Clinic Unit Hospital Universitario Sanitas La Moraleja Madrid Spain
4. Division of Acute and Perioperative Pain Medicine, Department of Anesthesiology University of Florida College of Medicine Gainesville Florida USA
5. Alon P. Winnie Research Institute Still Bay, Western Province South Africa
6. Department of Neurosurgery, Tulane Center for Clinical Neurosciences Tulane University School of Medicine New Orleans Louisiana USA
7. Department of Anatomical Sciences St. George's University St. George's Grenada
8. Department of Structural & Cellular Biology Tulane University School of Medicine New Orleans Louisiana USA
9. Department of Neurosurgery and Ochsner Neuroscience Institute Ochsner Health System New Orleans Louisiana USA
10. Department of Anesthesiology, Critical Care and Pain Management General University Hospital, School of Medicine, University of Valencia Valencia Spain
11. Laboratory of Surgical Neuro Anatomy, Human Anatomy and Embryology Unit, Faculty of Medicine Universitat de Barcelona Barcelona Spain