PT - JOURNAL ARTICLE ED - , TI - CORRECTION AID - 10.1370/afm.856 DP - 2008 May 01 TA - The Annals of Family Medicine PG - 274--274 VI - 6 IP - 3 4099 - http://www.annfammed.org/content/6/3/274.short 4100 - http://www.annfammed.org/content/6/3/274.full SO - Ann Fam Med2008 May 01; 6