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The Newcastle-Ottawa Scale (NOS) for Assessing the Quality of Nonrandomized Studies in MetaAnalysis “G. Wells, B. Shea, D. O’Connell, J. Robertson, J. Peterson, V. Welch, M. Losos, P. Tugwell”
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Document Date: 2010-12-02 08:05:00
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The Newcastle-Ottawa Scale (NOS) for Assessing the Quality of Nonrandomized Studies in MetaAnalysis “G. Wells, B. Shea, D. O’Connell, J. Robertson, J. Peterson, V. Welch, M. Losos, P. Tugwell”