Table 5. Top 10 high-frequency keywords and top 10 high centrality keywords in MRE from 1995 to 2021.
| Ranking | Keyword | Frequency | Ranking | Keyword | Centrality |
|---|---|---|---|---|---|
| 1 | Magnetic resonance elastography | 843 | 1 | In vivo | 0.23 |
| 2 | Hepatic fibrosis | 366 | 2 | Skeletal muscle | 0.23 |
| 3 | Stiffness | 239 | 3 | Magnetic resonance elastography | 0.17 |
| 4 | Non-invasive assessment | 187 | 4 | Acoustic strain wave | 0.13 |
| 5 | Tissue | 167 | 5 | Stiffness | 0.12 |
| 6 | Viscoelasticity | 145 | 6 | Model | 0.11 |
| 7 | In vivo | 143 | 7 | Elasticity | 0.10 |
| 8 | Disease | 138 | 8 | Reconstruction | 0.10 |
| 9 | Hepatic steatosis | 122 | 9 | Disease | 0.09 |
| 10 | Elasticity | 112 | 10 | MRI | 0.09 |
MRE, magnetic resonance elastography; MRI, magnetic resonance imaging.