Butcher, NeridaD'Este, CatherineBalogh, Zsolt2015-12-132163-0755http://hdl.handle.net/1885/76228BACKGROUND: A pilot validation recommended defining polytrauma as patients with an Abbreviated Injury Scale (AIS) score greater than 2 in at least two Injury Severity Score (ISS) body regions (2 × AIS score > 2). This study aimed to validate this definitThe quest for a universal definition of polytrauma: A trauma registry-based validation study201410.1097/TA.00000000000004042015-12-11