title: Legionellosis: environmental aspects.
mesh_terms: D000391:Air Microbiology; D004197:Disease Reservoirs; D004391:Dust; D004781:Environmental Exposure; D004812:Epidemiologic Methods; D006801:Humans; D007877:Legionnaires' Disease / Q000635:transmission*; D014195:Travel; D014871:Water Microbiology
chemical_list: D004391:Dust