1. National Ribat University, Faculty of Radiological and Nuclear Medicine Science, Khartoum, Sudan
2. Faculty of Radiological Sciences and Medical Imaging, Alzaiem Alazhari University, Khartoum, Sudan
3. Radiology and Medical Imaging Department, College of Applied Medical Sciences, Prince Sattam bin Abdulaziz University, Al-Kharj, Saudi Arabia
4. Diagnostic Radiology Department, College of Applied Medical Sciences, University of Hail, Ha’il, Saudi Arabia
5. Department of Radiological Sciences, College of Applied Medical Science, Taif University, Ta’if, Saudi Arabia
6. Faculty of Health, University of Canberra, Canberra, ACT, Australia