RT Journal Article SR Electronic T1 Laparoscopy caused longer operating times and shorter hospital stays than did open appendectomy JF Evidence Based Medicine JO Evid Based Med FD BMJ Publishing Group Ltd SP 79 OP 79 DO 10.1136/ebm.1996.1.79 VO 1 IS 3 YR 1996 UL http://ebm.bmj.com/content/1/3/79.abstract AB