Covid-19 Vaccine Effectiveness and the Test-Negative Design.
N Engl J Med
; 385(15): 1431-1433, 2021 10 07.
Article
in English
| MEDLINE | ID: covidwho-1397957
Full text:
Available
Collection:
International databases
Database:
MEDLINE
Main subject:
COVID-19 Vaccines
/
COVID-19
Type of study:
Experimental Studies
/
Observational study
Topics:
Vaccines
Limits:
Humans
Language:
English
Journal:
N Engl J Med
Year:
2021
Document Type:
Article
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