RT Journal Article SR Electronic T1 Review: some evidence shows that self help books based on cognitive behaviour therapy can relieve depression in some patients JF Evidence Based Medicine JO Evid Based Med FD BMJ Publishing Group Ltd SP 8 OP 8 DO 10.1136/ebm.11.1.8 VO 11 IS 1 YR 2006 UL http://ebm.bmj.com/content/11/1/8.abstract AB