RT Journal Article SR Electronic T1 Penetrating chest injury from hammer splinter JF Emergency Medicine Journal JO Emerg Med J FD BMJ Publishing Group Ltd and the British Association for Accident & Emergency Medicine SP 865 OP 865 DO 10.1136/emj.2010.104356 VO 28 IS 10 A1 Iain Young A1 Frank Westerduin A1 Lynda Fenton YR 2011 UL http://emj.bmj.com/content/28/10/865.abstract AB