RT Journal Article SR Electronic T1 A clinical pathway reduced length of stay, time to ambulation, and complications after hip and knee arthroplasty JF Evidence Based Nursing JO Evid Based Nurs FD BMJ Publishing Group Ltd and RCN Publishing Company Ltd SP 123 OP 123 DO 10.1136/ebn.2.4.123 VO 2 IS 4 YR 1999 UL http://ebn.bmj.com/content/2/4/123.abstract AB