Comparative Effectiveness Research: Challenges for Medical Journals

• Harold C. Sox,

  Affiliation Dartmouth Institute, Dartmouth Medical School, Hanover, New Hampshire, United States of America

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• Mark Helfand ,

  * E-mail: helfand@ohsu.edu

  Affiliation Portland VA Medical Center and Department of Medicine, Oregon Health & Science University, Portland, Oregon, United States of America

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• Jeremy Grimshaw,

  Affiliation Clinical Epidemiology Program, Ottawa Hospital Research Institute, Ottawa, Ontario, Canada

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• Kay Dickersin,

  Affiliation Department of Epidemiology, Johns Hopkins Bloomberg School of Public Health, Baltimore, Maryland, United States of America

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• the PLoS Medicine Editors,
• David Tovey,

  Affiliation The Cochrane Library, London, United Kingdom

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• J. André Knottnerus,

  Affiliation Department of General Practice, University of Maastricht, Maastricht, The Netherlands

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• Peter Tugwell

  Affiliation Departments of Medicine, and Epidemiology and Community Medicine, University of Ottawa, Ottawa, Ontario, Canada

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