title: Countering pro-tobacco influences at the racetrack.
authors.forename: C K
authors.initials: CK
authors.lastname: Olson
mesh_terms: D000329:Advertising / Q000191:economics; D001334:Automobile Driving; D002140:California; D007722:Health Knowledge, Attitudes, Practice; D006293:Health Promotion / Q000458:organization & administration*; D006801:Humans; D000074606:Smoking Prevention; D013177:Sports; D011795:Surveys and Questionnaires