title: [Bacterial contamination of indoor air as a function of air exchange].
mesh_terms: D000389:Air Conditioning / Q000295:instrumentation / Q000379:methods; D000391:Air Microbiology; D000397:Air Pollution; D001419:Bacteria / Q000302:isolation & purification; D002452:Cell Count; D005069:Evaluation Studies as Topic; D009873:Operating Rooms; D013557:Switzerland
vernacular_title: Keimgehalt der Raumluft in Abhängigkeit des Luftwechsels