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Quality of Cochrane reviews : assessment of sample from 1998

OLSEN, Ole
et al
October 2001

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Ten Cochrane collaboration affiliates examined in a semi-structured way the quality of reviews first published in 1998. The Cochrane library remains a key source of reliable evidence about the effects of healthcare interventions, and steps continue to be made to improve quality of the reviews which remain on average more systematic and less biased than other reviews published in journals. On the whole however, the reviews were found to be over-generous when assessing the benefits of experimental interventions on health

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