RT Journal Article SR Electronic T1 The efficacy of psychosocial factors in predicting pain and functional outcomes following knee replacement surgery JF Evidence Based Nursing JO Evid Based Nurs FD BMJ Publishing Group Ltd and RCN Publishing Company Ltd SP 92 OP 93 DO 10.1136/ebnurs-2012-100563 VO 15 IS 3 A1 Philip Jefferies A1 Laura Coffey A1 Pamela Gallagher YR 2012 UL http://ebn.bmj.com/content/15/3/92.abstract AB