Earlier quoted context omitted.
For Austria they are completely new... And AFAIK there's no European country which requires all adults to get any vaccine, it's mostly kids and specific professions.
But... If you vaccinate all kids, you've effectively vaccinated all future adults. As of today, most countries in the EU, including Austria, have their populations vaccinated against a bunch of things ( measles, tuberculosis, etc.) by mandates for child vaccination. Just because now it's to be done to adults doesn't change things much IMHO. If Covid stays with us, a vaccine against it will probably be administered to…
Not when the COVID-19 vaccine lasts 8 months.