FLUS
| Date | Clue |
|---|---|
| 2023-07-10 | Winter bugs |
| 2021-08-18 | Winter bugs |
| 2016-10-17 | Winter ailments |
| 2013-07-03 | Winter bugs |
| 2012-07-31 | Seasonal threats |
| 2011-12-15 | Some shot targets |
| 2008-06-08 | Fever causes |
| 2003-09-25 | Unwelcome strains |
| 1998-05-31 | Bugs |
| 1998-02-15 | Strains in the winter? |
| 1997-10-30 | Nasty bugs |