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Piedvache A, van Buuren S, Barros H, Ribeiro AI, Draper E, Zeitlin J; EPICE Research group.Piedvache A, et al. Among authors: zeitlin j.BMC Med Res Methodol. 2021 Jun 6;21(1):118. doi: 10.1186/s12874-021-01264-3.BMC Med Res Methodol. 2021.PMID: 34092226Free PMC article.