RT Journal Article SR Electronic T1 Inverse publication reporting bias favouring null, negative results JF BMJ Evidence-Based Medicine JO BMJ EBM FD BMJ Publishing Group Ltd SP 6 OP 9 DO 10.1136/bmjebm-2023-112292 VO 29 IS 1 A1 Ioannidis, John P A YR 2024 UL http://ebm.bmj.com/content/29/1/6.abstract AB