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Smallpox was once found throughout the world, causing illness and death wherever it occurred. It mainly affected children and young adults.
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Smallpox was a relatively contagious disease, which accounts for its ability to cause massive epidemics. The variola virus was acquired from direct contact with individuals sick with the disease, from contaminated air droplets, and even from objec...
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Smallpox is a serious and contagious disease that causes a rash on the skin.Smallpox was once found throughout the world, causing illness and death wherever it occurred. It mainly affected children and young adults.
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