PT - JOURNAL ARTICLE ED - , TI - Correction AID - 10.1136/jnis.2011.004762corr1 DP - 2011 Sep 01 TA - Journal of NeuroInterventional Surgery PG - 245--245 VI - 3 IP - 3 4099 - http://jnis.bmj.com/content/3/3/245.short 4100 - http://jnis.bmj.com/content/3/3/245.full SO - J NeuroIntervent Surg2011 Sep 01; 3