title: Commentary: Empirical evidence of attrition bias in clinical trials.
authors.affiliation: Department of Social and Preventive Medicine, University of Berne, Finkenhubelweg 11, CH-3012 Bern, Switzerland.
authors.forename: Peter
authors.initials: P
authors.lastname: Jüni
authors.forename: Matthias
authors.initials: M
authors.lastname: Egger
mesh_terms: D015982:Bias; D006801:Humans; D015201:Meta-Analysis as Topic; D010352:Patient Dropouts; D016032:Randomized Controlled Trials as Topic / Q000379:methods; D012107:Research Design