PT - JOURNAL ARTICLE AU - Peter Davies TI - The non-principal phenomenon: a threat to continuity of care and patient enablement? DP - 2004 Oct 01 TA - British Journal of General Practice PG - 730--731 VI - 54 IP - 507 4099 - http://bjgp.org/content/54/507/730.short 4100 - http://bjgp.org/content/54/507/730.full SO - Br J Gen Pract2004 Oct 01; 54