PT - JOURNAL ARTICLE AU - McLean, Malcolm AU - Armstrong, David TI - Authors' response DP - 2004 Dec 01 TA - British Journal of General Practice PG - 945--946 VI - 54 IP - 509 4099 - http://bjgp.org/content/54/509/945.4.short 4100 - http://bjgp.org/content/54/509/945.4.full SO - Br J Gen Pract2004 Dec 01; 54