| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| crd systematic review pdf | 0.79 | 0.1 | 1241 | 75 | 25 |
| crd | 0.88 | 0.1 | 1305 | 2 | 3 |
| systematic | 1.69 | 0.4 | 8196 | 12 | 10 |
| review | 1.44 | 0.5 | 1941 | 70 | 6 |
| 1.12 | 0.3 | 2427 | 18 | 3 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| crd systematic review pdf | 0.54 | 0.3 | 162 | 57 |
