TY - JOUR T1 - Evaluating the impact of cycle helmet use on severe traumatic brain injury and death in a national cohort of over 11000 pedal cyclists : a retrospective study from the NHS England trauma audit and research network dataset JO - BMJ Open UR - http://eprints.whiterose.ac.uk/151676/ PY - 2019/09/13 AU - Dodds N AU - Johnson R AU - Walton B AU - Bouamra O AU - Yates D AU - Lecky FE AU - Thompson J ED - DO - DOI: 10.1136/bmjopen-2018-027845 PB - BMJ VL - 9 IS - 9 Y2 - 2025/07/27 ER -