Nemutandan, Simon, Yolanda Malele-Kolisa, and Elaine Blignaut. “Demography and COVID-19 Symptoms of South African Oral Health Workers in an Academic Hospital”. South African Dental Journal 77, no. 05 (August 11, 2022): 270–276. Accessed July 18, 2024. https://journals.assaf.org.za/index.php/sadj/article/view/14548.