Given she's a health care professional I'd probably follow up with her for more of her reasoning. Has she seen it fail clinically? Is she aware of any adverse side-effects? Is it an issue with this specific brand?
Where is that, exactly? Because it certainly isn’t in the US.
Geriatric nurses tend to not get paid well, but resident nurses in hospitals do.
It’s a wide field.
Try again.
We should probably stop comparing incomes to the global mean to decide if they're "fair" or "correct."
Flu vaccine efficacy has been <50% for over a decade. Usually it floats around 30-40%. So even by the official numbers, it doesn't do a lot for groups not really at risk.
This is not a surprise: The yearly shots are for a subset of flus, created in the spring/summer for the strains they think will be most prevalent in the fall.