| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| when did parkinson's disease start | 1.96 | 0.1 | 8632 | 49 | 34 |
| when | 0.79 | 0.9 | 1227 | 60 | 4 |
| did | 0.2 | 0.4 | 5301 | 58 | 3 |
| parkinson's | 1.35 | 0.8 | 2177 | 5 | 11 |
| disease | 0.03 | 0.1 | 6023 | 36 | 7 |
| start | 1.17 | 0.4 | 3412 | 40 | 5 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| when did parkinson's disease start | 1.1 | 1 | 5491 | 99 |
| when was parkinson's disease discovered | 1.4 | 0.8 | 6783 | 12 |
| medical history for parkinson's disease | 1.85 | 0.1 | 7977 | 13 |
| timeline of parkinson's disease | 0.41 | 0.4 | 5811 | 87 |
| what year was parkinson's disease discovered | 0.91 | 0.9 | 4614 | 60 |
| the start of parkinson's disease | 1.95 | 0.7 | 8998 | 87 |
| when was parkinson's disease first diagnosed | 1.8 | 0.3 | 5760 | 62 |
| parkinson's disease historical background | 1.72 | 1 | 9802 | 2 |
| origin of parkinson's disease | 1.86 | 0.1 | 8703 | 44 |
| where did parkinson's disease originate from | 0.5 | 0.6 | 8767 | 65 |
| history of parkinson's disease pdf | 1.73 | 0.3 | 9627 | 32 |
| beginnings of parkinson's disease | 1.55 | 0.3 | 4142 | 14 |
| how long has parkinson's disease been around | 0.62 | 0.3 | 6684 | 45 |
| when was parkinson's first discovered | 0.45 | 0.1 | 774 | 87 |
