RT Journal Article SR Electronic T1 Zinc supplementation for probable serious bacterial infection in early infancy may reduce the need for antibiotic change JF Evidence Based Medicine JO Evid Based Med FD BMJ Publishing Group Ltd SP e22 OP e22 DO 10.1136/eb-2012-100925 VO 18 IS 3 A1 Larson, Charles P YR 2013 UL http://ebm.bmj.com/content/18/3/e22.abstract AB