Shallie, Philemon Dauda, and Firoza Haffejee. “100 DAYS OF COVID-19: RISK FACTORS AND CONFIRMED CASES IN 19 AFRICAN COUNTRIES”. African Journal of Infectious Diseases (AJID) 15, no. 2 (March 18, 2021): 31–35. Accessed April 25, 2024. https://journals.athmsi.org/index.php/AJID/article/view/5738.