Analyzing The Vaccine Debate In The U.S. | MSNBC

Before Ohio teen Ethan Lindenberger testifies before the Senate on vaccinations, MSNBC Medical Correspondent Dr. John Torres analyzes the anti-vaccination

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Scientists Work To Create A New Type Of Vaccine To Combat Lyme Disease | NBC Nightly News

Lyme disease poses a serious threat, but there is no vaccine currently available to protect humans. Now, scientists are working

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Modified Polio Vaccine Helps Fight Deadly Brain Tumors | NBC Nightly News

The vaccine is infused straight into the tumor and designed to target and kill tumor cells without patients contracting polio.

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