PT - JOURNAL ARTICLE AU - S Freegard TI - Evidence-based medicine. DP - 1997 Nov 01 TA - British Journal of General Practice PG - 749--750 VI - 47 IP - 424 4099 - http://bjgp.org/content/47/424/749.2.short 4100 - http://bjgp.org/content/47/424/749.2.full SO - Br J Gen Pract1997 Nov 01; 47