| from bone marrow | 30 | other |
| from the patient’s own body | 23 | other |
| from embryos | 20 | other |
| stem cell → be → obtained | 183 |
| stem cell → be → sourced | 20 |
| stem cell → be → procured | 12 |
| stem cell → be → acquired | 9 |
| negative | neutral | positive |
| 0.121 | 0.745 | 0.134 |
| Raw frequency | 224 |
| Normalized frequency | 0.870 |
| Modifier score | 0.820 |
| Perplexity | 38.513 |