MD COVID-19 - Serology Testing
<b>NOTE:</b> This layer is deprecated (last updated 2/23/2022). This was formerly a weekly update. 

<b>Summary</b>
The cumulative number of COVID-19 serology testing results among Maryland residents.

<b>Description</b>
The MD COVID-19 serology testing data layer is a collection of cumulative COVID-19 serology test …