| Clue | Source | Date |
|---|---|---|
| Conditions | Wall Street Journal | 23 Dec 2016 |
| Predictable patterns | LA Times Daily | 30 May 2015 |
| Predictable patterns | ||
| China and Munchausen | ||
| Behavior patterns | ||
| Predictable patterns of behavior | ||
| Concurrences | ||
| Groups of symptoms. | ||
| Sets of symptoms. |