No abstract available
MeSH terms
-
Adolescent
-
Adult
-
Anti-Bacterial Agents / pharmacology*
-
Child
-
Child, Preschool
-
Drug Resistance, Microbial
-
Humans
-
Infant
-
Meningococcal Infections / epidemiology*
-
Meningococcal Infections / microbiology*
-
Microbial Sensitivity Tests
-
Neisseria meningitidis / drug effects*
-
Neisseria meningitidis / isolation & purification
-
Population Surveillance
-
United States / epidemiology