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Property and Equipment
12 Months Ended
Dec. 31, 2021
Property and Equipment [Abstract]  
Property and Equipment
3.
Property and Equipment

Property and equipment consist of the following at December 31:

   
2021
   
2020
 
   
(in thousands)
 
Leasehold improvements
 
$
2
   
$
2
 
Computer and office equipment
   
13
     
13
 
Furniture and fixtures
   
59
     
59
 
Total
   
74
     
74
 
Less accumulated depreciation and amortization
   
(74
)
   
(74
)
Property and equipment — net
 
$
   
$
 

Depreciation and amortization expense for the years ended December 31, 2021 and 2020 was $0 and $0, respectively.