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Prepaid Expenses and Other Current Assets (Tables)
6 Months Ended
Jun. 30, 2020
Prepaid Expenses And Other Current Assets [Abstract]  
Schedule of Prepaid Expenses and Other Current Assets

Prepaid expenses and other current assets consisted of the following (in $000s):

 

 

 

 

 

 

 

 

 

December 31, 

 

June 30, 

 

    

2019

    

2020

Research and development tax credit receivable

 

$

1,326

 

$

1,805

Prepayments and VAT receivable

 

 

703

 

 

682

Other current assets

 

 

103

 

 

104

 

 

$

2,132

 

$

2,591