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Target trial emulation: applying principles of randomised trials to observational studies
BMJ 2022; 378 doi: https://doi.org/10.1136/bmj-2022-071108 (Published 30 August 2022) Cite this as: BMJ 2022;378:e071108Linked Research
Venovenous extracorporeal membrane oxygenation in patients with acute covid-19 associated respiratory failure