There is very much plenty of fairly reliable evidence that masks work. And the better the compliance the better they work. In nurse studies you get much better

There is very much plenty of fairly reliable evidence that masks work. And the better the compliance the better they work. In nurse studies you get much better results than in population studies, for instance. Now that I'm looking I'm hard pressed to find any studies that go against this conclusion. https://jamanetwork.com/journals/jama/fullarticle/2776536 https://jamanetwork.com/journals/jama/fullarticle/2776536 https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7191274/ https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7191274/ https://onlinelibrary.wiley.com/doi/full/10.1111/jocn.15401 https://onlinelibrary.wiley.com/doi/full/10.1111/jocn.15401 https://bmjopen.bmj.com/content/5/4/e006577 https://bmjopen.bmj.com/content/5/4/e006577