PT - JOURNAL ARTICLE ED - BMJ Publishing Group Ltd and RCN Publishing Company Ltd TI - Review: involvement of former or current users of mental health services may improve outcomes in patients with severe mental illness AID - 10.1136/ebn.6.3.90 DP - 2003 Jul 01 TA - Evidence Based Nursing PG - 90--90 VI - 6 IP - 3 4099 - http://ebn.bmj.com/content/6/3/90.short 4100 - http://ebn.bmj.com/content/6/3/90.full SO - Evid Based Nurs2003 Jul 01; 6