title: Legionella from guests of Welsh hotel indistinguishable from humidifier isolates.
mesh_terms: D004196:Disease Outbreaks; D006798:Housing; D006801:Humans; D016952:Legionella pneumophila / Q000145:classification / Q000235:genetics / Q000302:isolation & purification*; D007877:Legionnaires' Disease / Q000453:epidemiology / Q000382:microbiology*; D014852:Wales / Q000453:epidemiology