Reviewed by Nayana
Ambardekar, MD on
September 08, 2019
IMAGE PROVIDED BY:
1) Getty Images
TeensHealth from Nemours: “What’s the difference between infectious and contagious?” “Pinkeye (Conjunctivitis).”
CDC: “Understanding How Vaccines Work,” “Polio Disease: Questions and Answers,” “Tetanus: Causes and Transmission.”
World Health Organization: “Frequently Asked Questions About Smallpox.”
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