When are randomised trials unnecessary? Picking signal from noise.

When are randomised trials unnecessary? Picking signal from noise.

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Although randomised trials are widely accepted as the ideal way of obtaining unbiased estimates of treatment effects, some treatments have dramatic effects that are highly unlikely to reflect inadequately controlled biases. We compiled a list of historical examples of such effects and identified the...

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Dades bibliogràfiques
Autors principals:	Glasziou, P, Chalmers, I, Rawlins, M, McCulloch, P
Format:	Journal article
Idioma:	English
Publicat:	2007

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