Dr. Anthony Hartzler, from General and Hospital Medicine/Infectious Diseases, was a guest on KTSA’s Jack Riccardi Show. He addressed questions about whether or not a person can get COVID-19 more than once.

Dr. Hartzler said the science is still out on whether cloth masks are effective in protecting people who are out in the community. He also said that he does not think air purifiers in the home provide protection if you are living with a person who has the coronavirus.

Listen below:

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