Influenza like illness rates 3 times higher with cloth masks when compared to control group:
https://t.co/djT0mfutv9
Prof. Carl Heneghan, Oxford University: "The high quality trial evidence for cloth masks suggest they increase your rate of reinfection." https://t.co/WvUzIaxduF
https://t.co/djT0mfutv9
Prof. Carl Heneghan, Oxford University: "The high quality trial evidence for cloth masks suggest they increase your rate of reinfection." https://t.co/WvUzIaxduF
BMJ Open
A cluster randomised trial of cloth masks compared with medical masks in healthcare workers
Editor's Note
The authors of this article, published in 2015, have written a response to their work in light of the COVID-19 pandemic. We urge our readers to consider the response when reading the article. <https://bmjopen.bmj.com/content/5/4/e006577.responses#covid…
The authors of this article, published in 2015, have written a response to their work in light of the COVID-19 pandemic. We urge our readers to consider the response when reading the article. <https://bmjopen.bmj.com/content/5/4/e006577.responses#covid…