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Stock-Based Compensation (Tables)
9 Months Ended
Sep. 30, 2022
Share-based Payment Arrangement [Abstract]  
Summary of stock-based compensation expense was classified in the statements of operations and comprehensive loss

Three Months Ended September 30, 

Nine Months Ended September 30, 

(in thousands)

   

2022

    

2021

   

2022

    

2021

Research and development expenses

$

3,046

$

2,498

$

9,674

$

6,772

General and administrative expenses

 

2,802

 

2,472

 

8,931

 

6,054

Total

$

5,848

$

4,970

$

18,605

$

12,826