RT Journal Article SR Electronic T1 Review: interactive, but not didactic, continuing medical education is effective in changing physician performance JF Evidence Based Medicine JO Evid Based Med FD BMJ Publishing Group Ltd SP 64 OP 64 DO 10.1136/ebm.5.2.64 VO 5 IS 2 YR 2000 UL http://ebm.bmj.com/content/5/2/64.1.abstract AB