PT - JOURNAL ARTICLE ED - Pless, I B TI - Meta AID - 10.1136/ip.3.3.233-a DP - 1997 Sep 01 TA - Injury Prevention PG - 233--233 VI - 3 IP - 3 4099 - http://injuryprevention.bmj.com/content/3/3/233.2.short 4100 - http://injuryprevention.bmj.com/content/3/3/233.2.full SO - Inj Prev1997 Sep 01; 3