PT - JOURNAL ARTICLE AU - Wendy Hazel Oddy TI - Longer duration of exclusive breastfeeding associated with reduced risk of childhood asthma up to age six AID - 10.1136/eb-2012-100948 DP - 2013 Jan 01 TA - Evidence Based Nursing PG - 18--19 VI - 16 IP - 1 4099 - http://ebn.bmj.com/content/16/1/18.short 4100 - http://ebn.bmj.com/content/16/1/18.full SO - Evid Based Nurs2013 Jan 01; 16