Cycle helmet ownership in a birth cohort of children.
Lloyd
M
M
Department of Paediatrics, Christchurch School of Medicine.
Fergusson
D M
DM
D001642:Bicycling / Q000293:injuries; D002648:Child; D015331:Cohort Studies; D006259:Craniocerebral Trauma / Q000517:prevention & control; D006260:Head Protective Devices; D006801:Humans