RT Journal Article SR Electronic T1 A telephone intervention reduced combined all cause mortality or admission for worsening heart failure in chronic heart failure JF Evidence Based Nursing JO Evid Based Nurs FD BMJ Publishing Group Ltd and RCN Publishing Company Ltd SP 55 OP 55 DO 10.1136/ebn.9.2.55 VO 9 IS 2 YR 2006 UL http://ebn.bmj.com/content/9/2/55.abstract AB