The federal smallpox vaccination policy is intended to inoculate health care workers and other emergency responders on a voluntary basis. It is a pre-event program, meaning the vaccinations are to be...
Preparing people for emerging health threats is one of CDC's overarching goals. CDC contributes to national, state, and local efforts to prepare for and prevent public health disasters before they...
Smallpox is caused by the double-stranded DNA orthopoxviruses Variola major and Variola minor. The virus no longer occurs naturally. Due to an aggressive immunization program by the World Health...
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