PubMed · 2007 · 106 citations · 0 references
Public HealthInfectious DiseasesPediatricsImmunizationInfant HealthVaccinologyImmunization In InfancyInfant ImmunizationInfant Infectious DiseasesPediatric ImmunizationTuberculosis VaccinationVaccinationHiv Infection In InfantsImmunization Coverage In InfantsPediatric VaccinationRoutine Infant VaccinationVaccine Effectiveness In Infancy