title: OR masks--safe practice or habit.
authors.forename: Nancy J
authors.initials: NJ
authors.lastname: Girard
mesh_terms: D003428:Cross Infection / Q000517:prevention & control*; D006801:Humans; D008397:Masks; D009873:Operating Rooms; D013203:Staphylococcal Infections / Q000517:prevention & control*; D014481:United States