RT Journal Article SR Electronic T1 Treating isolated systolic hypertension prevented major cardiovascular events across strata of risk in older patients JF Evidence Based Medicine JO Evid Based Med FD BMJ Publishing Group Ltd SP 109 OP 109 DO 10.1136/ebm.7.4.109 VO 7 IS 4 YR 2002 UL http://ebm.bmj.com/content/7/4/109.abstract AB