Vaccines have granted families in wealthy countries the luxury of forgetting what measles, polio, rubella, and other preventable diseases are like.
We're looking at how many millions of lives vaccines have saved.
Read the full story: https://go.nature.com/42Aj3Y8
We're looking at how many millions of lives vaccines have saved.
Read the full story: https://go.nature.com/42Aj3Y8
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