Medicine
Vaccination
Pneumococcal conjugate vaccine
Cost-effectiveness analysis
Cohort
Cost effectiveness
Pneumococcal pneumonia
Vaccine efficacy
Pneumococcal polysaccharide vaccine
Population
Quality-adjusted life year
Pediatrics
Demography
Pneumococcal disease
Environmental health
Internal medicine
Immunology
Streptococcus pneumoniae
Biology
Risk analysis (engineering)
Sociology
Bacteria
Genetics
