| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| history of parkinson's disease pdf | 0.79 | 0.7 | 7766 | 40 | 34 |
| history | 0.56 | 0.3 | 2488 | 49 | 7 |
| of | 0.36 | 0.6 | 8938 | 83 | 2 |
| parkinson's | 0.18 | 0.6 | 9133 | 96 | 11 |
| disease | 0.22 | 0.3 | 2952 | 8 | 7 |
| 1.35 | 0.4 | 9305 | 74 | 3 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| history of parkinson's disease pdf | 1.53 | 0.9 | 1812 | 94 |
| natural history of parkinson's disease | 0.27 | 0.7 | 8410 | 35 |
| parkinson's disease historical background | 1.25 | 0.3 | 9072 | 55 |
| when did parkinson's disease start | 1.75 | 0.1 | 7478 | 42 |
| when did parkinson's disease first appear | 0.59 | 0.5 | 281 | 23 |
| origin of parkinson's disease | 0.19 | 0.2 | 6430 | 19 |
| timeline of parkinson's disease | 0.52 | 0.3 | 4045 | 64 |
| when was parkinson's disease discovered | 0.03 | 0.6 | 9560 | 48 |
| what year was parkinson's disease discovered | 0.1 | 0.2 | 9750 | 75 |
| beginning of parkinson's disease | 1.21 | 0.9 | 3626 | 46 |
| parkinson's disease family history | 0.51 | 0.6 | 8600 | 68 |
| parkinson's disease pdf | 1.36 | 0.6 | 3281 | 55 |
| when was parkinson's first discovered | 0.38 | 0.2 | 6575 | 34 |
| who discovered parkinson's disease | 0.91 | 0.7 | 7823 | 42 |
| physiological origin of parkinson's disease | 1.02 | 0.3 | 3394 | 72 |
| parkinson's disease name origin | 0.22 | 0.1 | 8143 | 81 |
| medical history for parkinson's disease | 0.44 | 0.4 | 5682 | 70 |
