| Clue | Source | Date |
|---|---|---|
| Disease to touch pious leaders of older generation internally | ||
| Science of diseases (9) | ||
| Study of hiking choices? | The Washington Post | 29 Nov 2018 |
| Study of hiking choices? | LA Times Daily | 29 Nov 2018 |
| Study of hiking choices? | ||
| Branch of medicine | The Times Concise | 05 May 2016 |