RT Journal Article SR Electronic T1 Verification bias JF BMJ Evidence-Based Medicine JO BMJ EBM FD BMJ Publishing Group Ltd SP 54 OP 55 DO 10.1136/bmjebm-2018-110919 VO 23 IS 2 A1 Jack W O’Sullivan A1 Amitava Banerjee A1 Carl Heneghan A1 Annette Pluddemann YR 2018 UL http://ebm.bmj.com/content/23/2/54.abstract AB