1. Master Advanced Medical Competences in Regional Anesthesia Based on Anatomy, Faculty of Medicine; University of Barcelona; Barcelona Spain
2. Department of Anesthesiology; MC Mutual; Barcelona Spain
3. Department of Orthopedics and Traumatology; MC Mutual; Barcelona Spain
4. Department of Neurology; MC Mutual, Barcelona, Neuroscience Technologies SLP, Parc Científic; Barcelona Spain
5. Department of Anesthesiology; Clínica Diagonal; Barcelona Spain
6. Department of Anesthesiology; Hospital Clínic, Universitat de Barcelona; Barcelona Spain