title: [Use of helmets with bicycles and motorbikes].
authors.forename: P
authors.initials: P
authors.lastname: Gorrotxategi Gorrotxategi
authors.forename: L
authors.initials: L
authors.lastname: González Conde
authors.forename: O
authors.initials: O
authors.lastname: Ibarguren Aguirre
mesh_terms: D000293:Adolescent; D001642:Bicycling / Q000706:statistics & numerical data*; D005260:Female; D006260:Head Protective Devices / Q000706:statistics & numerical data*; D006801:Humans; D008297:Male; D009049:Motorcycles / Q000706:statistics & numerical data*; D013030:Spain / Q000453:epidemiology