01678nam 2200457Ka 450 991069685740332120080725110257.0(CKB)5470000002382307(OCoLC)235947752(EXLCZ)99547000000238230720080724d2004 ua 0engtxtrdacontentcrdamediacrrdacarrierMotorcycle helmet effectiveness revisited[electronic resource] /William DeutermannWashington, DC :U.S. Dept. of Transportation, National Highway Traffic Safety Administration,[2004]18 pages digital, PDF fileNHTSA technical reportTitle from title screen (viewed on July 24, 2008)."National Center for Statistics and Analysis.""March 2004.""DOT HS 809 715."Includes bibliographical references.Motorcycle helmetsUnited StatesMotorcyclesUnited StatesSafety measuresMotorcycling injuriesUnited StatesPreventionTraffic fatalitiesUnited StatesMotorcycle helmetsMotorcyclesSafety measures.Motorcycling injuriesPrevention.Traffic fatalitiesDeutermann William1396024United States.National Highway Traffic Safety Administration.National Center for Statistics and Analysis (U.S.)GPOGPOBOOK9910696857403321Motorcycle helmet effectiveness revisited3477673UNINA