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Subsequent Events
6 Months Ended
Jun. 30, 2021
Subsequent Events [Abstract]  
Subsequent Events

6. Subsequent Events

From July 1, 2021 through August 9, 2021, we sold an aggregate of 610,442 shares of common stock at a weighted-average price of $4.76 per share through the ATM Offering Program for net proceeds of $2.8 million.