title: Don't become extinct, wear a helmet!
authors.forename: B J
authors.initials: BJ
authors.lastname: Wulfekotte
authors.forename: L
authors.initials: L
authors.lastname: Parrish
authors.forename: P
authors.initials: P
authors.lastname: Hunley
authors.forename: M
authors.initials: M
authors.lastname: Coleman
mesh_terms: D001642:Bicycling / Q000293:injuries*; D006260:Head Protective Devices; D006293:Health Promotion; D006801:Humans; D012956:Societies, Nursing; D014947:Wounds and Injuries / Q000517:prevention & control