| Clue | Source | Date |
|---|---|---|
| Some med. X-rays | Premier Sunday | 07 Sep 2025 |
| MRI alternatives | Eugene Sheffer | 11 Nov 2021 |
| Cross-sectional X-rays | The Washington Post | 22 May 2018 |
| Cross-sectional X-rays | LA Times Daily | 22 May 2018 |
| Cross-sectional X-rays | ||
| Diagnostic images | ||
| Radiodensity indicators |