title: Bicycle helmets: don't say something by not saying something.
authors.affiliation: Division of Physical Therapy, Department of Rehabilitation Medicine, University of Washington, Seattle, Washington.
authors.forename: Murray E
authors.initials: ME
authors.lastname: Maitland
mesh_terms: D001642:Bicycling / Q000293:injuries*; D006259:Craniocerebral Trauma / Q000517:prevention & control*; D006260:Head Protective Devices / Q000706:statistics & numerical data*; D006801:Humans