Contamination and washing of cloth masks and risk of infection among hospital health workers in Vietnam: a post hoc analysis of a randomised controlled trial
Main Authors: | , , , , |
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Format: | Article |
Language: | English |
Published: |
BMJ Publishing Group
2020-09-01
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Series: | BMJ Open |
Online Access: | https://bmjopen.bmj.com/content/10/9/e042045.full |