title: [Can randomization create bias?].
authors.affiliation: H:S Rigshospitalet, epidemiklinikken, infektionsmedicinsk afdeling M, Klinisk kernisk afdeling, Vejle Sygehus. toke.barfod@rh.dk
authors.forename: T S
authors.initials: TS
authors.lastname: Barfod
mesh_terms: D006801:Humans; D015588:Observer Variation; D011897:Random Allocation; D016032:Randomized Controlled Trials as Topic