Skip to main content

Cindy Gay, MD, and David Wohl, MD, answer questions about the COVID-19 Delta variant, vaccine efficacy and mRNA vaccine safety.


Watch this Q&A with UNC School of Medicine infectious diseases experts Cindy Gay, MD, who leads vaccine clinical trials at UNC for the Moderna and Novavax vaccines, and co-investigator David Wohl, who led the UNC-Chapel Hill vaccine clinic and heads the monoclonal antibody treatment clinic for UNC Health. They answer questions about the COVID-19 Delta variant and vaccine efficacy and safety. For more information regarding COVID-19 vaccines, visit https://vaccine.unchealthcare.org/.