Image shows facemask - made up of 500 facemask pictures taken from the app. Zoom in. (IMAGE)

University of Portsmouth

Image shows facemask - made up of 500 facemask pictures taken from the app. Zoom in.

Caption

Image shows facemask - made up of 500 facemask pictures taken from the app. Zoom in.

Credit

University of Portsmouth

Usage Restrictions

None

License

Original content

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