title: Improvements in ionisation.
authors.forename: John
authors.initials: J
authors.lastname: Hayes
mesh_terms: D000389:Air Conditioning / Q000295:instrumentation; D003666:Decontamination / Q000379:methods*; D004566:Electrodes / Q000382:microbiology; D006801:Humans; D017053:Infection Control; D007477:Ions; D016952:Legionella pneumophila / Q000302:isolation & purification; D007877:Legionnaires' Disease / Q000517:prevention & control*; D008284:Maintenance and Engineering, Hospital / Q000379:methods*; D006113:United Kingdom; D014871:Water Microbiology
chemical_list: D007477:Ions