"When you're in the womb, you're in a sterile environment. When you enter the birth canal and are born, you're no longer in a sterile environment. Very quickly you have bacteria living on your skin, in your nose and throat."

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Source : "Paul Offit On The Anti-Vaccine Movement". "Science Friday" with Ira Flatow, www.npr.org. January 7, 2011.

Paul A. Offit

#Skins Quotes #Noses Quotes #Bacteria Quotes

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