PT - JOURNAL ARTICLE AU - Richard Grol AU - Chris van Weel TI - Getting a grip on guidelines: how to make them more relevant for practice AID - 10.3399/bjgp09X420554 DP - 2009 May 01 TA - British Journal of General Practice PG - e143--e144 VI - 59 IP - 562 4099 - http://bjgp.org/content/59/562/e143.short 4100 - http://bjgp.org/content/59/562/e143.full SO - Br J Gen Pract2009 May 01; 59