PT - JOURNAL ARTICLE ED - , TI - Correction AID - 10.1136/neurintsurg-2011-010243corr2 DP - 2012 Jul 01 TA - Journal of NeuroInterventional Surgery PG - 286--286 VI - 4 IP - 4 4099 - http://jnis.bmj.com/content/4/4/286.short 4100 - http://jnis.bmj.com/content/4/4/286.full SO - J NeuroIntervent Surg2012 Jul 01; 4