RT Journal Article SR Electronic T1 Review: self management education for adults with asthma improves health outcomes JF Evidence Based Nursing JO Evid Based Nurs FD BMJ Publishing Group Ltd and RCN Publishing Company Ltd SP 117 OP 117 DO 10.1136/ebn.1.4.117 VO 1 IS 4 YR 1998 UL http://ebn.bmj.com/content/1/4/117.abstract AB