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| primary study (Andy) | |||
| primary research | |||
| original study | |||
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| upstream research (Many of these inventions were based on what we might call upstream research, not the implementation of research that was largely done elsewhere. A.Rezvov) | |||
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первичное исследование : 7 צירופים, 5 נושאים |
| אסטרונאוטיקה | 1 |
| ניסוי קליני | 2 |
| רְפוּאִי | 1 |
| רוקחות ופרמקולוגיה | 2 |
| שיווק | 1 |