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What is the most appropriate respiratory protection against COVID-19?
- Correspondence to Dr Nicholas E Burr, Department of Gastroenterology, Hull University Teaching Hospitals NHS Trust, Hull, UK; nick.burr{at}nhs.net
Citation
What is the most appropriate respiratory protection against COVID-19?
Publication history
- Accepted June 1, 2020
- First published July 14, 2020.
Online issue publication
January 10, 2023
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© Author(s) (or their employer(s)) 2021. No commercial re-use. See rights and permissions. Published by BMJ. This article is made freely available for use in accordance with BMJ’s website terms and conditions for the duration of the covid-19 pandemic or until otherwise determined by BMJ. You may use, download and print the article for any lawful, non-commercial purpose (including text and data mining) provided that all copyright notices and trade marks are retained.https://bmj.com/coronavirus/usage