PT - JOURNAL ARTICLE ED - , TI - CORRECTION AID - 10.1370/afm.1043 DP - 2009 Sep 01 TA - The Annals of Family Medicine PG - 467--467 VI - 7 IP - 5 4099 - http://www.annfammed.org/content/7/5/467.short 4100 - http://www.annfammed.org/content/7/5/467.full SO - Ann Fam Med2009 Sep 01; 7