RT Journal Article SR Electronic T1 COVID-19 clinical trials: see it big and keep it simple JF BMJ Evidence-Based Medicine JO BMJ EBM FD BMJ Publishing Group Ltd SP 147 OP 148 DO 10.1136/bmjebm-2020-111447 VO 26 IS 4 A1 Saesen, Robbe A1 Huys, Isabelle YR 2021 UL http://ebm.bmj.com/content/26/4/147.abstract AB