TY - JOUR T1 - Two Cheers for Ecology JF - The Annals of Family Medicine JO - Ann Fam Med SP - 67 LP - 69 DO - 10.1370/afm.50 VL - 1 IS - 2 AU - Kerr L. White Y1 - 2003/07/01 UR - http://www.annfammed.org/content/1/2/67.abstract N2 - ER -