| Clue | Source | Date |
|---|---|---|
| Early stage for a clinical trial | ||
| Early stage of a clinical trial | Wall Street Journal | 13 Feb 2024 |
| Project beginning | The Washington Post | 19 Jul 2016 |
| Beginning of a new project | ||
| First stage | ||
| Start of a master plan | ||
| Start of a clinical trial | ||
| First stage | ||
| First part of a study | ||
| Start of a master plan, perhaps | ||
| First stage | ||
| First stage | ||
| First stage of a study | ||
| Beginning stage of a study | ||
| First stage |