PT - JOURNAL ARTICLE ED - , TI - Using a sledgehammer to crack a walnut: the modern management of concussion AID - 10.1136/ip.2007.017624 DP - 2007 Dec 01 TA - Injury Prevention PG - 364--365 VI - 13 IP - 6 4099 - http://injuryprevention.bmj.com/content/13/6/364.short 4100 - http://injuryprevention.bmj.com/content/13/6/364.full SO - Inj Prev2007 Dec 01; 13