From: Natural News
CDC tries to rewrite history by burying facts about SV40 cancer viruses in polio vaccines
Recently the Center for Disease Control and Prevention deleted from its website pages revealing that the government-sanctioned polio vaccine that was administered to some 98 million Americans from 1955 to 1963 had been contaminated with a primate form of cancer virus.
As noted by InfoWars.com the pages are:
as cached by Google. But the original sites are gone.