Possibly vaccines can cause these diseases to mutate?

Possibly autism is the result of alien abduction of infants and the horrible tests perfotrmed upon them on board of spaceships.

The epidemic is because of a spike in the numnber of alien abductions of infants.

When my son developed autism shortly after having the MMR jab...

Repeat after me: Correlation does not imply causation, Correlation does not imply causation, Correlation does not imply causation, Correlation does not imply causation...............