(Q33312366)
Statements
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External validation of a measurement tool to assess systematic reviews (AMSTAR). (English)
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Beverley J Shea
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Joan Peterson
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Maarten Boers
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Neil Andersson
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Zulma Ortiz
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Annie Bai
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Vijay K Shukla
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26 December 2007
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26 December 2007
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Identifiers
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