PT - JOURNAL ARTICLE AU - Andrew Polkinghorn TI - Economies of scale AID - 10.3399/bjgp16X685837 DP - 2016 Jul 01 TA - British Journal of General Practice PG - 351--351 VI - 66 IP - 648 4099 - http://bjgp.org/content/66/648/351.1.short 4100 - http://bjgp.org/content/66/648/351.1.full SO - Br J Gen Pract2016 Jul 01; 66