230 crewroom when annual 'bloods' were to be taken as part of the aircrew medical. Conspiracy theorists thought it as 'aids' testing by the back door*.
"No-one is sticking a needle in me, I'll have them for assault", from one of the brave Few.
Mildly senior officer, "No probs, Bloggs. On the day, you refuse, you are grounded and on the ops desk
ad infinitum, and I will arrange for your flying pay to be stopped. Your move?"
No questions.
This was 84 ish, I can't recall if the jabs went ahead anyway.
CG
* Don't!