RT Journal Article SR Electronic T1 Review: high levels of homocysteine are associated with an increased risk for cardiovascular disease JF Evidence Based Medicine JO Evid Based Med FD BMJ Publishing Group Ltd SP 63 OP 63 DO 10.1136/ebm.5.2.63 VO 5 IS 2 YR 2000 UL http://ebm.bmj.com/content/5/2/63.abstract AB