Thema
Coronavirus
Mortality
COVID-19
216
Journal Article
173
SARS-CoV-2
72
Pandemic
26
Pandemics
24
Review
21
Meta-Analysis
17
Observational Study
17
Systematic Review
17
Morbidity
16
Pneumonia
16
Length of stay
14
Multicenter Study
14
Research Support, Non-U.S. Gov't
13
Hip fracture
12
Hospitalization
12
SARS-COV-2
12
Comorbidities
10
Coronavirus Infections
10
Heart failure
10
Prognosis
10
Severity
10
Anticoagulants
8
Cancer
8
Corticosteroids
8
Disease Outbreaks
8
Infectious and parasitic diseases
8
Letter
8
Mechanical ventilation
8
Ventilation
8
Air pollution
7
Animals
7
Biological sciences
7
Biology
7
Birds
7
Coronavirus disease 2019
7
Diseases
7
Health sciences
7
ICU
7
IL-6
7
Liver
7
Medical conditions
7
Microbiology
7
Microorganisms
7
Obesity
7
Population studies
7
Portugal
7
Poultry
7
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