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Statements Of Operations - USD ($)
shares in Thousands, $ in Thousands
 12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Operating expenses:    
Research and development, net of grant reimbursement $ 3,053 $ 1,568
General and administrative 3,739 3,391
Gain on sale of property and equipment (346)  
Total operating expenses 6,446 4,959
Operating loss (6,446) (4,959)
Interest income 112 328
Net loss $ (6,334) $ (4,631)
Net loss per share, basic and diluted $ (0.24) $ (0.27)
Shares used in computing net loss per share, basic and diluted 26,105 17,412