Alzain, Mohamed Ali, Najm Eldinn Elsser, Collins Otieno Asweto, Mohammed Mohamoud Alsese, Mohammed Ismail Humaida, Ahmed Kassar, and Mohamed Osman Abdelaziz. 2021. “Knowledge, Attitude, and Practice towards COVID-19 Prevention: A Survey of Sudanese People”. International Journal Of Community Medicine And Public Health 8 (10):4734-41. https://doi.org/10.18203/2394-6040.ijcmph20213769.