title: Open versus closed units: chaos versus a well-oiled machine.
authors.forename: Paul E
authors.initials: PE
authors.lastname: Marik
mesh_terms: D003422:Critical Care / Q000379:methods*; D006801:Humans; D007362:Intensive Care Units / Q000458:organization & administration*; D009520:New Zealand; D011787:Quality of Health Care; D014481:United States