LSHTM: The possible impact of mask wearing outside the home on the transmission of COVID-19, 21 April 2020
Paper prepared by the London School of Hygiene and Tropical Medicine (LSHTM).
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Paper by LSHTM on mask wearing outside the home. This paper was available for participants to read at SAGE 27 on 21 April 2020, but not considered or discussed in the meeting.
The paper is the assessment of the evidence at the time of writing. As new evidence or data emerges, SAGE updates its advice accordingly.
These documents are released as pre-print publications that have provided the government with rapid evidence during an emergency. These documents have not been peer-reviewed and there is no restriction on authors submitting and publishing this evidence in peer-reviewed journals.