| Typicality: | 0.343 |
| Saliency: | 0.219 |
| for the treatment of typhoid | 5 | purpose |
| vaccine → be approved by → the world health organization | 10 |
| vaccine → be approved by → the who | 5 |
| negative | neutral | positive |
| 0.088 | 0.630 | 0.283 |
| Raw frequency | 15 |
| Normalized frequency | 0.219 |
| Modifier score | 0.500 |
| Perplexity | 29.384 |