This is a fork page which distinguishes between several uses of a title or phrase. Please avoid linking to this page, and reroute any links to the most relevant article. Now fork off!
Autism omnibus trial — the trial with plaintiffs trying to get money by claiming damages from the disproved claim that vaccines induced autism
Herd immunity — the idea that when a certain percentage of a population is vaccinated, those within the population who are not vaccinated are protected from the disease