injury severity score Injury Severity Score Injury Severity Score AIS 4+ injury Injury Severity Score Injury Severity Score injury severity score Injury Severity Score Injury Severity Score injury severity score Injury Severity Score Injury Severity Score Injury Severity Score injury severity score AIS 4+ injury Injury Severity Score Injury Severity Score injury severity score Injury Severity Score AIS 4+ injury nine regions Injury Severity Score Injury Severity Score Injury Severity Score Injury Severity Score Injury Severity Score injury severity score Injury Severity Score Injury Severity Score AIS 4+ injury Injury Severity Score