1Department of Anaesthesia and Pain Clinic, Radiology Department. University Hospitalary Complex of Ourense, Spain
2Magnetic Resonance Imaging (MRI) Section, Radiology Department. University Hospitalary Complex of Ourense, Spain
*Corresponding Author:
Cánovas Martínez L, Department of Anaesthesia and Pain Clinic, Radiology Department., University Hospitalary Complex of Ourense, Spain, Tel: 34609606868 Email: