
In this presentation from DrBicuspid.com's 2020 Virtual CE Conference and Trade Show, Mary Costello leads a discussion regarding the use of dental dams during the COVID-19 pandemic.
Costello has Emeritus status as a certified dental assistant (CDA) and also holds the title of expanded functions dental assistant (EFDA). She has more than 50 years of experience in the dental field and is a seasoned dental dam instructor.