%J The Lancet Digital Health %L discovery10152723 %N 8 %P e567-e568 %C England %I Elsevier BV %V 4 %A Macey L Murray %A Sharon B Love %A James R Carpenter %A Suzanne Hartley %A Martin J Landray %A Marion Mafham %A Mahesh KB Parmar %A Heather Pinches %A Matthew R Sydes %A Healthcare Systems Data for Clinical Trials Collaborative Group %T Data provenance and integrity of health-care systems data for clinical trials %D 2022 %O Copyright © 2022 The Author(s). Published by Elsevier Ltd. This is an Open Access article under the CC BY 4.0 license (http://creativecommons.org/licenses/by/4.0/).