No abstract available
MeSH terms
-
Child
-
Disease Outbreaks / prevention & control*
-
Disease Outbreaks / statistics & numerical data*
-
Hepatitis A / epidemiology*
-
Hepatitis A / prevention & control*
-
Hepatitis A Vaccines / therapeutic use*
-
Humans
-
Immunization / statistics & numerical data*
-
Immunization Programs / organization & administration
-
Incidence
-
Population Surveillance
-
Risk Assessment / methods*
-
Risk Factors
-
United States / epidemiology