Improve mask efficiency values
New data published on different mask types: https://academic.oup.com/annweh/article/66/4/495/6403577?login=true
Compare with existing data and see if update is needed
New data published on different mask types: https://academic.oup.com/annweh/article/66/4/495/6403577?login=true
Compare with existing data and see if update is needed