| Clue | Source | Date |
|---|---|---|
| Registered nurse | ||
| Radon (abbr.) | ||
| Highly toxic gas (2) | ||
| Dr..'s helper | ||
| Nurse (2) | ||
| ICU worker | Eugene Sheffer | 14 Dec 2023 |
| ICU worker | Eugene Sheffer | 29 Sep 2022 |
| Health care provider, abbr | Canadiana | 06 Jan 2020 |
| Medical pro | Canadiana | 29 Apr 2019 |
| OR frequenter | Canadiana | 31 Dec 2018 |
| ICU worker | Eugene Sheffer | 28 Sep 2017 |
| Hosp. worker | Canadiana | 10 Apr 2017 |