Evolution of whooping cough and the anti-vaccination movement
When I was your age, whooping cough wasn’t what it is today. I’m sure we all know the stereotypical grandfather telling stories like that, but — at least in this case — if he started his story off like that then he is actually right. Over the last few years, this once-common childhood illness, has evolved in response to its own vaccine, in other words this isn’t your parents’ pertussis.
Lunatic Laboratories 