states_info: 23

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rowid state notes covid19Site covid19SiteSecondary covid19SiteTertiary covid19SiteQuaternary covid19SiteQuinary covid19SiteOld covidTrackingProjectPreferredTotalTestUnits covidTrackingProjectPreferredTotalTestField totalTestResultsField name fips pui pum
23 MD Between March 12 and March 28, 2020, Maryland did not report data for **negative tests**.On July 31, 2020, we began capturing Maryland's data for **Positive PCR tests (specimens)**. On August 31 2020 , we updated Maryland's **Total PCR tests (specimens)** and **Positive PCR tests (specimens)** prior to 8/16 to match state-provided "Testing Volume" data. https://coronavirus.maryland.gov/         https://phpa.health.maryland.gov/Pages/Novel-coronavirus.aspx Specimens totalTestsViral posNeg Maryland 24   false