| i. | Expenses for share based compensation recognized in statements of comprehensive loss were as follows: |
|
Year ended December 31 |
||||||||||||
| 2017 | 2016 | 2015 | ||||||||||
|
U.S. dollars in thousands |
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| Research and development expenses | $ | 2,027 | $ | 900 | $ | 385 | ||||||
| Administrative and general expenses | 1,977 | 520 | 656 | |||||||||
| Marketing expenses | 148 | — | — | |||||||||
| $ | 4,152 | $ | 1,420 | $ | 1,041 | |||||||