Thema
Journal Article
3.575
severe acute respiratory syndrome coronavirus 2
2.613
COVID-19
2.494
SARS-CoV-2
1.552
Severe acute respiratory syndrome coronavirus 2
1.074
coronavirus disease
990
viruses
939
respiratory infections
869
Review
769
Medicine
701
R
701
zoonoses
682
coronavirus disease 2019
657
Research Support, Non-U.S. Gov't
652
Infectious and parasitic diseases
521
Coronavirus disease 2019
515
Case Reports
479
Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2)
426
coronavirus
402
severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2)
384
2019 novel coronavirus disease
344
Coronavirus disease 2019 (COVID-19)
292
severe acute respiratory syndrome coronavirus-2
250
SARS
236
COVID-19 Vaccines
228
Antibodies, Viral
216
covid-19
206
coronavirus disease 2019 (COVID-19)
202
SARS-CoV-2, severe acute respiratory syndrome coronavirus 2
192
Coronavirus
159
COVID-19, coronavirus disease 2019
144
pandemic
136
Research Support, N.I.H., Extramural
134
Antiviral Agents
132
Letter
124
United States
124
610
120
Spike Glycoprotein, Coronavirus
117
epidemiology
117
Observational Study
115
RNA, Viral
111
Severe acute respiratory syndrome coronavirus-2
102
spike protein, SARS-CoV-2
101
coronaviruses
100
Medicine (General)
96
Angiotensin-Converting Enzyme 2
91
EC 3.4.17.23
91
Systematic Review
91
Study Type: Interventional
88
vaccine
84
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