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Image Credit: Gulf News
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Image Credit: CDC
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A Yemeni child receives a diphtheria vaccine at a health centre in the capital Sanaa.
Image Credit: AFP
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Image Credit: CDC
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Image Credit: WAM
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A health worker administers polio vaccine drops to a child during a polio vaccination door-to-door campaign in Lahore on July 20, 2020. - Pakistan on July 20 resumed its polio vaccination campaign after a four-month pause due to the coronavirus outbreak, with health authorities predicting a surge in cases of the crippling disease. (Photo by Arif ALI / AFP)
Image Credit: AFP
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Image Credit: CDC
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Image Credit: Gulf News
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In this March 27, 2019 file photo, a woman receives a measles, mumps and rubella vaccine at the Rockland County Health Department in Pomona, N.Y., north of New York City.
Image Credit: AP
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Image Credit: WHO / https://bit.ly/3kdTdkG
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Image Credit: CDC
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Image Credit: CDC
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Image Credit: CDC / https://bit.ly/3ke1ftQ/ Hepatitis B Foundation
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Image Credit: CDC/https://bit.ly/3klZTNR
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Image Credit: WHO / NHS
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Image Credit: Gulf News / Timeline