(c).

Citation/level and quality	Purpose	Sample/setting	Design	Results/conclusion	Recommendations
Assaad-Khalil et al., [31] Johns Hopkins level: III Quality: high quality	To investigate the potential barriers to diabetes care delivery in the Middle East and South Africa.	One thousand and eighty-two physicians Countries in the Middle East and Africa (Egypt, Kingdom of Saudi Arabia, United Arab Emirates, South Africa, and Lebanon)	Descriptive cross-sectional study.	Poor lifestyle adherence, illiteracy, and patients' poor diet were the main barriers for diabetes prevention and management.	Future research should be conducted to numerically measure the impact of these barriers on the delivery of diabetes care.