Thema
Journal Article
3.273
COVID-19
2.845
Research Support, Non-U.S. Gov't
1.798
COVID-19 Vaccines
456
SARS-CoV-2
385
pandemic
252
mental health
237
COVID-19 pandemic
231
public health
223
Review
209
Systematic Review
152
anxiety
136
depression
130
vaccination
119
Research Support, N.I.H., Extramural
117
Vaccines
115
China
104
vaccine hesitancy
99
coronavirus
96
knowledge
95
vaccine
83
Meta-Analysis
81
Editorial
73
Observational Study
73
COVID-19 vaccine
69
healthcare workers
68
lockdown
68
children
66
epidemiology
66
mortality
60
attitude
59
resilience
58
stress
55
physical activity
51
Published Erratum
46
meta-analysis
44
Multicenter Study
41
health policy
41
risk factors
39
telemedicine
39
vaccines
38
Saudi Arabia
37
practice
37
prevention
37
social media
37
older adults
35
qualitative study
35
quarantine
35
RNA, Viral
34
surveillance
34
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