Research / 2020 / Article / Fig 8

Review Article

Face Masks in the New COVID-19 Normal: Materials, Testing, and Perspectives

Figure 8

(a) Photos showing examples of simple cloth masks. Reproduced with permission from Ref. [91]. Copyright 2019, Neupane et al., PeerJ. (b) Schematic showing the pattern for a homemade mask. Reproduced with permission from Ref. [92]. Copyright 2020, Springer Nature.
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