PT - JOURNAL ARTICLE ED - , TI - Correction AID - 10.3399/bjgp11X578386 DP - 2011 Jun 01 TA - British Journal of General Practice PG - 382--382 VI - 61 IP - 587 4099 - http://bjgp.org/content/61/587/382.3.short 4100 - http://bjgp.org/content/61/587/382.3.full SO - Br J Gen Pract2011 Jun 01; 61