Effectiveness of Adding a Mask Recommendation to Other Public Health Measures.
Ann Intern Med
; 174(8): 1193, 2021 08.
Article
in English
| MEDLINE | ID: covidwho-1542946
Full text:
Available
Collection:
International databases
Database:
MEDLINE
Main subject:
Public Health
/
COVID-19
Type of study:
Experimental Studies
Limits:
Humans
Language:
English
Journal:
Ann Intern Med
Year:
2021
Document Type:
Article
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