Terms and Synonyms Searched:
| Terms | Search Results* | Entire Database** |
|---|---|---|
| Synonyms | ||
| Pilot Study | 7,618 studies | 19,363 studies |
| Pilot Project | 155 studies | 499 studies |
| Study | 7,854 studies | 368,571 studies |
| Clinical Research | 202 studies | 16,742 studies |
| Pilot | 7,877 studies | 28,262 studies |
| Aviators | 2 studies | 15 studies |
| Co Pilot | -- | 12 studies |
| Single Group | 7,294 studies | 90,900 studies |
| Single Arm Study | 118 studies | 2,389 studies |
| Group | 7,877 studies | 241,047 studies |
| Population | 890 studies | 40,926 studies |
| Panel | 91 studies | 4,124 studies |
| Subpopulation | 19 studies | 1,009 studies |
| Stage Grouping | -- | 1 studies |
| Single | 7,881 studies | 219,801 studies |
| Only | 1,045 studies | 60,322 studies |
| Alone | 275 studies | 18,416 studies |
| Solitary | 13 studies | 283 studies |
| Singular | 2 studies | 77 studies |
| unmarried | -- | 23 studies |
| -- | No studies found |
| * | Number of studies in the search results containing the term or synonym |
| ** | Number of studies in the entire database containing the term or synonym |