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Stock-Based Compensation (Tables)
 9 Months Ended
Sep. 30, 2020
Share-based Payment Arrangement [Abstract]  
Stock-based Compensation Expense
Stock-based compensation expense has been reported in the Company’s condensed statements of operations for the three and nine months ended September 30, 2020 and 2019 as follows (in thousands):

Three Months Ended
September 30,		Nine Months Ended
September 30,
2020201920202019
General and administrative
$422 $395 $1,164 $792 
Research and development
187 96 491 207 
Total stock-based compensation
$609 $491 $1,655 $999