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Other receivables
 12 Months Ended
Dec. 31, 2018
Other receivables  
Other receivables

5.  Other receivables

 

 

 

 

 

 

 

 

 

 

As of December 31

(in thousands)

    

2017

    

2018

Research premium

 

$

5,124

 

$

2,657

VAT and other taxes

 

 

28

 

 

1,024

Receivables from grant revenue

 

 

231

 

 

104

Other receivables

 

 

19

 

 

86

Total current receivables

 

$

5,402

 

$

3,871