RT Journal Article SR Electronic T1 Review: chemotherapy and hormonal therapy reduce recurrence and mortality at 15 years in early breast cancer JF Evidence Based Medicine JO Evid Based Med FD BMJ Publishing Group Ltd SP 169 OP 169 DO 10.1136/ebm.10.6.169 VO 10 IS 6 YR 2005 UL http://ebm.bmj.com/content/10/6/169.abstract AB