title: [Hygienic requirements for rooms and window ventilation--a contradictory problem?].
mesh_terms: D005160:Facility Design and Construction; D009622:Noise; D012574:Schools; D012621:Seasons; D014691:Ventilation
vernacular_title: Raumhygienische Forderungen und Fensterlüftung--ein Konkurrenzproblem?