Terms and Synonyms Searched:
| Terms | Search Results* | Entire Database** |
|---|---|---|
| Synonyms | ||
| sham operation | 9 studies | 9 studies |
| operation | 1,401 studies | 64,224 studies |
| Surgery | 1,136 studies | 49,940 studies |
| Surgical | 546 studies | 26,936 studies |
| Surgically | 21 studies | 1,499 studies |
| invasive procedures | 15 studies | 702 studies |
| operative procedures | 6 studies | 218 studies |
| operative therapy | 1 studies | 57 studies |
| sham | 1,401 studies | 9,123 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 |