RT Journal Article SR Electronic T1 In newborns, changing parenteral nutrition sets every 48 hours rather than every 24 hours did not increase infusate contamination JF Evidence Based Nursing JO Evid Based Nurs FD BMJ Publishing Group Ltd and RCN Publishing Company Ltd SP 9 OP 9 DO 10.1136/ebn.3.1.9 VO 3 IS 1 YR 2000 UL http://ebn.bmj.com/content/3/1/9.abstract AB