RT Journal Article SR Electronic T1 Use of an impervious wound edge protector decreased postoperative wound infection JF Evidence Based Medicine JO Evid Based Med FD BMJ Publishing Group Ltd SP 58 OP 58 DO 10.1136/ebm.5.2.58 VO 5 IS 2 YR 2000 UL http://ebm.bmj.com/content/5/2/58.abstract AB