Preventing cross-infection.
D000336:Aerosols; D001207:Asepsis; D003428:Cross Infection / Q000517:prevention & control*; D004391:Dust; D005740:Gases; D006749:Hospital Design and Construction; D006801:Humans; D010539:Permeability; D011143:Polyvinyl Chloride; D011145:Polyvinyls
D000336:Aerosols; D004391:Dust; D005740:Gases; D011145:Polyvinyls; D011143:Polyvinyl Chloride