1. Department of Medicine, Ladoke Akintola University of Technology, Ogbomosho, Nigeria
2. Department of medicine and surgery, Moi University School of Medicine, Kenya
3. Faculty of Medicine, Alquds University, Jerusalem, Palestine
4. Kasr Alainy School of Medicine, Cairo University, Egypt
5. Clinical Investigational Center (CIC), 1415, INSERM, Teaching Hospital of Tours, Tours, France
6. Department of interventional Neuroradiology, Teaching Hospital of Tours, Tours, France