title: Differential dropout and bias in randomised controlled trials: when it matters and when it may not.
authors: Psycho-Oncology Co-operative Research Group, University of Sydney, Sydney, Australia. melanie.bell@sydney.edu.au
authors: Melanie L
authors: ML
authors: Bell
authors: Michael G
authors: MG
authors: Kenward
authors: Diane L
authors: DL
authors: Fairclough
authors: Nicholas J
authors: NJ
authors: Horton
mesh_terms: D006801:Humans; D010352:Patient Dropouts; D016032:Randomized Controlled Trials as Topic