title: [Of harm and of benefit].
authors.affiliation: Arbeidsmedisinsk avdeling, St. Olavs hospital, Norway. hakon.lasse.leira@stolav.no
authors.forename: Håkon Lasse
authors.initials: HL
authors.lastname: Leira
mesh_terms: D059366:Asthma, Occupational / Q000139:chemically induced*; D004202:Disinfectants / Q000009:adverse effects*; D006801:Humans; D008297:Male; D009784:Occupational Diseases / Q000139:chemically induced*; D010126:Ozone / Q000009:adverse effects*
chemical_list: D004202:Disinfectants; D010126:Ozone