Smallpox vaccine program lagging.
Piotrowski
Julie
J
D006282:Health Personnel / Q000706:statistics & numerical data*; D006801:Humans; D017589:Immunization Programs / Q000706:statistics & numerical data*; D012899:Smallpox / Q000517:prevention & control*; D012900:Smallpox Vaccine / Q000008:administration & dosage* / Q000009:adverse effects; D014481:United States
D012900:Smallpox Vaccine