title: Commentary: nitrogen dioxide and asthma redux.
authors.affiliation: Johns Hopkins Bloomberg School of Public Health, Department of Epidemiology, Baltimore, Maryland, USA. jsamet@jhsph.edu
authors.forename: Jonathan M
authors.initials: JM
authors.lastname: Samet
authors.forename: Michelle L
authors.initials: ML
authors.lastname: Bell
mesh_terms: D000393:Air Pollutants / Q000633:toxicity; D016902:Air Pollution, Indoor / Q000009:adverse effects; D001249:Asthma / Q000139:chemically induced / Q000503:physiopathology*; D002648:Child; D006361:Heating / Q000009:adverse effects; D006801:Humans; D019570:Inhalation Exposure / Q000009:adverse effects; D009585:Nitrogen Dioxide / Q000633:toxicity*
chemical_list: D000393:Air Pollutants; D009585:Nitrogen Dioxide