PT - JOURNAL ARTICLE ED - , TI - Correction AID - 10.3399/bjgp16X683137 DP - 2016 Jan 01 TA - British Journal of General Practice PG - 15--15 VI - 66 IP - 642 4099 - http://bjgp.org/content/66/642/15.3.short 4100 - http://bjgp.org/content/66/642/15.3.full SO - Br J Gen Pract2016 Jan 01; 66