1. Department of Anesthesia, Intensive Care & Pain Medicine, Minia University Hospital, Minia, 61511, Egypt
2. Department of Rheumatology & Rehabilitation, Assuit University, Assuit, 71513, Egypt
3. Institute of Diagnostic & Interventional Radiology, Frankfurt University Hospital, Frankfurt, 71513, Germany
4. Department of Neurology & Psychiatry, Faculty of Medicine, Assuit University, Assuit, 71513, Egypt
5. Department of Anesthesia & Intensive Care, Assuit University, Assuit, 71513, Egypt