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Income Taxes
3 Months Ended
Mar. 31, 2022
Income Taxes [Abstract]  
Income Taxes
6. Income Taxes

The effective tax rate for the three months ended March 31, 2022 and 2021 was 0% and 0%, respectively. For the three months ended March 31, 2022 the impact to the effective tax rate was related to the change in the deferred income taxes offset by an increase in the federal and state valuation allowances.