Face masks in the covid-19 crisis: caveats, limits, and priorities

Middleton, John D.Lopes, Henrique2020-07-062020-07-062020Middleton, J. D., Lopes, H. (2020). Face masks in the covid-19 crisis: caveats, limits, and priorities. BMJ, 369, art. n.º m20301756-1833http://hdl.handle.net/10400.14/30784engFace masks in the covid-19 crisis: caveats, limits, and prioritiesjournal article10.1136/bmj.m20308508543330232457028000538337000006