Schlagwörter
80 and over
3
Aged
3
Averted cases
3
Female
3
Human
3
Humans
3
Immunization Programs
3
Impact
3
Influenza
3
Influenza Vaccines
3
Influenza vaccine
3
Male
3
Middle Aged
3
Netherlands
3
Population Surveillance
3
Portugal
3
Primary Health Care
3
Public Health
Seasons
3
Spain
3
Vaccination
3
Vaccination Coverage
3