the vaccination ban was stopped long ago in the 1940's and it's unlikely there will be many victims of that policy around today. It's more likely to find victims of the organ transplant ban of the 1970's.
The vaccination ban was not lifted till 1952/3.
"Vaccinations are no longer considered feeding on blood and no longer considered related to sex relations." Make Sure of All Things 1953
Organ transplants were banned until 1980.