The Doctor Who Beat The British General Medical Council 1, page-126

I always find it amusing when the facts can't be refuted that people have to attack the poster instead.

You know where her immunity came from either she caught the apparently "eradicated" disease or she got it from a vaccination you had. The only way to eradicate a disease is to remove the natural hosts ability to acquire it.
Look at polio and smallpox the only way they were eradicated was through vaccination, although there are still small pockets of India with polio endemic
No need for the rest of your tirade. You are wrong you just can't admit it.

Enjoy your "life"