American Academy of Family Physicians (AAFP) Breastfeeding Position Paper and Policy Statement
http://www.aafp.org/online/en/home/policy/policies/b/breastfeedingpositionpaper.html

Abstract
This AAFP position paper and policy statement establishes breastfeeding as the physiological norm for human babies, provides information on the risks of not breastfeeding, and looks at supporting breastfeeding within a family systems model of care. This is useful for program staff working with expectant families and health providers.