title: The relationship between asthma and air pollution in Helsinki.
authors.forename: M L
authors.initials: ML
authors.lastname: Thompson
authors.forename: R
authors.initials: R
authors.lastname: Ehrlich
mesh_terms: D000393:Air Pollutants / Q000009:adverse effects*; D001249:Asthma / Q000453:epidemiology*; D003627:Data Interpretation, Statistical; D006801:Humans; D012044:Regression Analysis
chemical_list: D000393:Air Pollutants