| on the physical system | 7 | location |
| on certain brain chemicals | 5 | transitive-object |
| medicine → have → impact | 13 |
| medicine → be → influenced | 7 |
| negative | neutral | positive |
| 0.198 | 0.655 | 0.147 |
| Raw frequency | 20 |
| Normalized frequency | 0.329 |
| Modifier score | 1.000 |
| Perplexity | 120.961 |