Mc Cord, Kimberly A.Al-Shahi Salman, RustamTreweek, Shaun PGardner, Heidi RebeccaStrech, DanielWhiteley, WilliamIoannidis, John P. A.Hemkens, Lars2018-01-112018-01-112018-01-11Mc Cord, K A, Al-Shahi Salman, R, Treweek, S P, Gardner, H R, Strech, D, Whiteley, W, Ioannidis, J P A & Hemkens, L 2018, 'Routinely collected data for randomized trials : promises, barriers, and implications', Trials, vol. 19, 29. https://doi.org/10.1186/s13063-017-2394-51745-6215ORCID: /0000-0002-2796-6898/work/118192868ORCID: /0000-0002-7239-7241/work/186968370http://hdl.handle.net/2164/9892This work was supported by Stiftung Institut für klinische Epidemiologie. The Meta-Research Innovation Center at Stanford University is funded by a grant from the Laura and John Arnold Foundation. The funders had no role in design and conduct of the study; the collection, management, analysis, or interpretation of the data; or the preparation, review, or approval of the manuscript or its submission for publication.737278engroutinely collected health dataelectronic health recordsregistriesevidence-based medicinetrialsclinical epidemiologyR MedicineRJournal article10.1186/s13063-017-2394-519