| Typicality: | 0.353 |
| Saliency: | 0.242 |
| during routine and emergency prenatal care | 3 | temporal |
| ultrasound → be used to visualize → fetus | 3 |
| ultrasound → evaluate → the development of the fetus | 3 |
| ultrasound → detect → fetus | 3 |
| negative | neutral | positive |
| 0.237 | 0.739 | 0.025 |
| Raw frequency | 9 |
| Normalized frequency | 0.242 |
| Modifier score | 0.500 |
| Perplexity | 15.555 |