PT - JOURNAL ARTICLE AU - McCrory, P AU - Johnston, K AU - Meeuwisse, W AU - Aubry, M AU - Cantu, R AU - Dvorak, J AU - Graf-Baumann, T AU - Kelly, J AU - Lovell, M AU - Schamasch, P TI - Summary and agreement statement of the 2nd International Conference on Concussion in Sport, Prague 2004 AID - 10.1136/bjsm.2005.018614 DP - 2005 Apr 01 TA - British Journal of Sports Medicine PG - 196--204 VI - 39 IP - 4 4099 - http://bjsm.bmj.com/content/39/4/196.short 4100 - http://bjsm.bmj.com/content/39/4/196.full SO - Br J Sports Med2005 Apr 01; 39 AB - In November 2001, the 1st International Symposium on Concussion in Sport was held in Vienna, Austria to provide recommendations for the improvement of safety and health of athletes who suffer concussive injuries in ice hockey, football (soccer), and other sports. The 2nd International Symposium on Concussion in Sport was organised by the same group and held in Prague, Czech Republic in November 2004. It resulted in a revision and update of the Vienna consensus recommendations, which are presented here.