The efficacy of face-masks.

Craig, D C

The efficacy of face-masks. [electronic resource] - British dental journal Feb 1985 - 87-90 p. digital

Publication Type: Journal Article

0007-0610

10.1038/sj.bdj.4805540 doi


Air Microbiology
Bacteria--isolation & purification
Communicable Disease Control
Dentists
Humans
Masks
Occupational Diseases--prevention & control
Time Factors