title: How and when does consent bias research?
authors.affiliation: University Medical Center Utrecht, Utrecht, The Netherlands.
authors.forename: R H H
authors.initials: RH
authors.lastname: Groenwold
authors.forename: R
authors.initials: R
authors.lastname: van der Graaf
authors.forename: J J M
authors.initials: JJ
authors.lastname: van Delden
mesh_terms: D018070:Biological Specimen Banks / Q000941:ethics*; D035843:Biomedical Research / Q000941:ethics*; D006801:Humans; D007258:Informed Consent / Q000941:ethics*; D026684:Personal Autonomy; D035842:Research Subjects; D015983:Selection Bias