RT Journal Article SR Electronic T1 Risk for mother to child HIV-1 infection was increased by breast feeding JF Evidence Based Medicine JO Evid Based Med FD BMJ Publishing Group Ltd SP 177 OP 177 DO 10.1136/ebm.5.6.177 VO 5 IS 6 YR 2000 UL http://ebm.bmj.com/content/5/6/177.abstract AB