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Avoiding bias in trials in which allocation ratio is varied.
© Doug Altman† Cite as: Altman DG† (2017). Avoiding bias in trials in which allocation ratio is varied. JLL Bulletin: Commentaries on the history of treatment evaluation (https://www.jameslindlibrary.org/articles/avoiding-bias-trials-allocation-ratio-varied/) Most randomised trials allocate participants equally to the Read more…