Learn more about Covid-19:

CDC Guidelines + Info:

https://www.cdc.gov/infectioncontrol/pdf/guidelines/environmental-guidelines-P.pdf

https://www.cdc.gov/coronavirus/2019-ncov/hcp/guidance-hcf.html

Texas Optometry Board:

http://www.tob.state.tx.us/

How Masks Are Critical in Preventing the Spread of COVID-19:

https://www.sciencedaily.com/releases/2020/06/200612172200.htm