# MD COVID-19 - Number of Persons Tested Negative NOTE: This layer is deprecated (last updated 2/16/2022). Was formerly a daily update. Summary The cumulative number of Maryland residents who tested negative for COVID-19. Description The MD COVID-19 - Number of Persons Tested Negative data layer is a collection of the number of people statewide who have tested negative for COVID-19 reported each day by each local health department via the NEDSS system. Terms of Use The Spatial Data, and the information therein, (collectively the "Data") is provided "as is" without warranty of any kind, either expressed, implied, or statutory. The user assumes the entire risk as to quality and performance of the Data. No guarantee of accuracy is granted, nor is any responsibility for reliance thereon assumed. In no event shall the State of Maryland be liable for direct, indirect, incidental, consequential or special damages of any kind. The State of Maryland does not accept liability for any damages or misrepresentation caused by inaccuracies in the Data or as a result to changes to the Data, nor is there responsibility assumed to maintain the Data in any manner or form. The Data can be freely distributed as long as the metadata entry is not modified or deleted. Any data derived from the Data must acknowledge the State of Maryland in the metadata. ## Querying over HTTP Splitgraph serves as an HTTP API that lets you run SQL queries directly on this data to power Web applications. For example: ```bash curl https://data.splitgraph.com/sql/query/ddn \ -H "Content-Type: application/json" \ -d@-<

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