PT - JOURNAL ARTICLE AU - Roger Jones TI - Opposites Detract AID - 10.3399/bjgp16X687109 DP - 2016 Oct 01 TA - British Journal of General Practice PG - 499--499 VI - 66 IP - 651 4099 - http://bjgp.org/content/66/651/499.short 4100 - http://bjgp.org/content/66/651/499.full SO - Br J Gen Pract2016 Oct 01; 66