RT Journal Article SR Electronic T1 EBM round-up: February 2011 JF Evidence Based Medicine JO Evid Based Med FD BMJ Publishing Group Ltd SP 1 OP 4 DO 10.1136/ebm1170 VO 16 IS 1 A1 Richard Saitz YR 2011 UL http://ebm.bmj.com/content/16/1/1.abstract AB