Placebo-controlled trials with COVID-19 vaccines: participants first.
J Clin Epidemiol
; 138: 211-212, 2021 10.
Article
in English
| MEDLINE | ID: covidwho-1309275
Keywords
Full text:
Available
Collection:
International databases
Database:
MEDLINE
Main subject:
Randomized Controlled Trials as Topic
/
COVID-19 Vaccines
Type of study:
Experimental Studies
/
Observational study
/
Prognostic study
/
Randomized controlled trials
Topics:
Vaccines
Limits:
Humans
Language:
English
Journal:
J Clin Epidemiol
Journal subject:
Epidemiology
Year:
2021
Document Type:
Article
Similar
MEDLINE
...
LILACS
LIS