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Comment
. 2020 May 20:369:m2005.
doi: 10.1136/bmj.m2005.

Covid-19: are face masks a good long term strategy?

Sheung-Tak Cheng  1
Affiliations
Comment

Covid-19: are face masks a good long term strategy?

Sheung-Tak Cheng. BMJ. .
No abstract available

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Conflict of interest statement

Competing interests: None declared.

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