Thema
Journal Article
157
Research Support, U.S. Gov't, P.H.S.
80
Influenza Vaccines
70
Research Support, N.I.H., Extramural
55
Research Support, Non-U.S. Gov't
48
influenza
27
Vaccines
25
Influenza
22
vaccine effectiveness
20
Comment
11
Observational Study
11
Vaccines, Inactivated
10
Immunization
9
Multicenter Study
9
influenza vaccine
9
Antiviral Agents
7
COVID-19
7
Diphtheria-Tetanus-acellular Pertussis Vaccines
7
Letter
7
Vaccine effectiveness
7
Human
6
Influenza vaccines
6
SARS-CoV-2
6
Vaccines, Attenuated
6
epidemiology
6
pregnancy
6
COVID-19 Vaccines
5
Epidemiology
5
Influenza, human
5
Research Support, U.S. Gov't, Non-P.H.S.
5
Vaccination
5
Vaccine safety
5
hospitalization
5
pharmacoepidemiology
5
vaccination
5
Age
4
Biology
4
Comparative Study
4
Effectiveness
4
Evaluation
4
Incidence
4
Methodology
4
Studies
4
human
4
immunization
4
medically attended influenza
4
vaccine safety
4
vaccines
4
viruses
4
570
3
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