Quarterly report pursuant to Section 13 or 15(d)

Balance Sheets (Parenthetical)

v3.21.1
Balance Sheets (Parenthetical) - $ / shares
Mar. 31, 2021
Dec. 31, 2020
Balance Sheets    
Common stock, par value (in dollars per share) $ 0.001 $ 0.001
Common stock, shares authorized 50,000,000 50,000,000
Common stock, shares, issued 5,873,367 3,265,740
Common stock, shares, outstanding 5,872,046 3,264,419
Treasury stock, shares 1,321 1,321