RT Journal Article SR Electronic T1 Comparing the US and Australian experience following a mass shooting JF Injury Prevention JO Inj Prev FD BMJ Publishing Group Ltd SP 363 OP 364 DO 10.1136/injuryprev-2015-041832 VO 21 IS 5 A1 Jon S Vernick A1 Mark Stevenson YR 2015 UL http://injuryprevention.bmj.com/content/21/5/363.abstract AB