1. Department of Medical Equipment Technology, College of Applied Medical Sciences, Majmaah University, Majmaah 11952, Saudi Arabia
2. Department of Health Services, Ministry of Defense, Riyadh 56688, Saudi Arabia
3. Department of Medical Planning, Ministry of Health, Riyadh 11176, Saudi Arabia
4. Biomedical Engineering Department, Faculty of Engineering, Misr University for Science and Technology (MUST), Giza 12568, Egypt