Gluckman, Howard, Carla C Pontes, Matthias Troelzsch, and E Todd Scheyer. 2021. “An Overview of COVID-19 Infection in Dental Practices - a Questionnaire Survey”. South African Dental Journal 76 (07):404-8. https://doi.org/10.17159/2519-0105/2021/v76no7a2.