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Top 10 commonly used keywords in publications on nanotechnology for pain management.
| Rank | Keyword | Frequency | Total link strength |
|---|---|---|---|
| 1 | Nanoparticles | 522 | 3761 |
| 2 | Pain | 393 | 2437 |
| 3 | In-vitro | 320 | 2346 |
| 4 | Drug-delivery | 250 | 1893 |
| 5 | Delivery | 209 | 1557 |
| 6 | Release | 168 | 1301 |
| 7 | Inflammation | 161 | 1164 |
| 8 | Neuropathic Pain | 149 | 1018 |
| 9 | Formulation | 136 | 1137 |
| 10 | Expression | 119 | 797 |
