title: CLEARING THE AIR. Looking back on a public health battle.
authors.forename: A Stuart
authors.initials: AS
authors.lastname: Hanson
mesh_terms: D001291:Attitude of Health Personnel; D005544:Forecasting; D006801:Humans; D008910:Minnesota; D011634:Public Health / Q000639:trends*; D011640:Public Policy / Q000639:trends*; D029424:Pulmonary Disease, Chronic Obstructive / Q000209:etiology / Q000517:prevention & control*; D061845:Smoke-Free Policy / Q000639:trends*