Effectiveness of Adding a Mask Recommendation to Other Public Health Measures
Ann Intern Med
.
2021 Aug;174(8):1194.
doi: 10.7326/L21-0399.
Author
Carl Llor
1
Affiliation
1
University Institute in Primary Care Research Jordi Gol, Via Roma Health Centre, Barcelona, Spain, and University of Southern Denmark, Odense, Denmark.
PMID:
34399078
DOI:
10.7326/L21-0399
No abstract available
Publication types
Letter
Comment
MeSH terms
COVID-19*
Humans
Masks
Public Health*