Thema
epidemiology
Journal Article
62
Research Support, Non-U.S. Gov't
35
influenza
24
surveillance
11
Influenza Vaccines
10
COVID-19
9
Research Support, U.S. Gov't, P.H.S.
7
respiratory syncytial virus
7
Review
6
hospitalization
6
SARS-CoV-2
5
human
5
public health
5
COVID‐19
4
Research Support, U.S. Gov't, Non-P.H.S.
4
Systematic Review
4
influenza A virus
4
mortality
4
seasonality
4
vaccination
4
Antibodies, Viral
3
Australia
3
COVID-19 Vaccines
3
Meta-Analysis
3
Research Support, N.I.H., Extramural
3
respiratory viruses
3
vaccine effectiveness
3
Antiviral Agents
2
Burden of disease
2
Europe
2
H3N2 subtype
2
Hemagglutinin Glycoproteins, Influenza Virus
2
Letter
2
Observational Study
2
Viral Proteins
2
burden
2
children
2
global health
2
human metapneumovirus
2
human respiratory syncytial virus
2
influenza B
2
influenza virus
2
meta-analysis
2
military personnel
2
pandemic
2
phylogeny
2
pneumonia
2
primary health care
2
public health surveillance
2
mehr ...