RT Journal Article SR Electronic T1 A behavioural intervention improved cognitive function and depression in elderly people in residential homes JF Evidence Based Nursing JO Evid Based Nurs FD BMJ Publishing Group Ltd and RCN Publishing Company Ltd SP 25 OP 25 DO 10.1136/ebn.3.1.25 VO 3 IS 1 YR 2000 UL http://ebn.bmj.com/content/3/1/25.abstract AB