RT Journal Article SR Electronic T1 Review: evidence on the effectiveness of interventions to assist patients’ adherence to prescribed medications is limited JF Evidence Based Nursing JO Evid Based Nurs FD BMJ Publishing Group Ltd and RCN Publishing Company Ltd SP 78 OP 78 DO 10.1136/ebn.6.3.78 VO 6 IS 3 YR 2003 UL http://ebn.bmj.com/content/6/3/78.abstract AB