Read lots and take very good notes.
http://www.google.com/search?q=MMR+vaccine+to+autism+pros+and+cons&rlz=1C5CHFA_enUS705US707&oq=MMR+vaccine+to+autism+pros+and+cons&aqs=chrome..69i57.1877j0j7&sourceid=chrome&ie=UTF-8
MMR causes autism
Help with the connection between MMR vaccine to autism pros and cons
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