RT Journal Article SR Electronic T1 Other Articles Noted JF Evidence Based Nursing JO Evid Based Nurs FD BMJ Publishing Group Ltd and RCN Publishing Company Ltd SP E1 OP E11 DO 10.1136/ebn.4.4.E1 VO 4 IS 4 YR 2001 UL http://ebn.bmj.com/content/4/4/E1.abstract AB