PT - JOURNAL ARTICLE ED - , TI - Corrections AID - 10.3399/bjgp12X659240 DP - 2012 Dec 01 TA - British Journal of General Practice PG - 629--629 VI - 62 IP - 605 4099 - http://bjgp.org/content/62/605/629.4.short 4100 - http://bjgp.org/content/62/605/629.4.full SO - Br J Gen Pract2012 Dec 01; 62