The Effects of Tracking Responses and the Day of Mailing on Physician Survey Response Rate: Three Randomized Trials

• Elie A. Akl ,

  * E-mail: elieakl@buffalo.edu

  Affiliations Department of Medicine, State University of New York at Buffalo, Buffalo, New York, United States of America, Department of Family Medicine, State University of New York at Buffalo, Buffalo, New York, United States of America, Department of Clinical Epidemiology and Biostatistics, McMaster University, Hamilton, Ontario, Canada

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• Swarna Gaddam,

  Affiliation Department of Family Medicine, State University of New York at Buffalo, Buffalo, New York, United States of America

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• Reem Mustafa,

  Affiliation Department of Clinical Epidemiology and Biostatistics, McMaster University, Hamilton, Ontario, Canada

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• Mark C. Wilson,

  Affiliation Department of Internal Medicine, University of Iowa, Iowa City, Iowa, United States of America

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• Andrew Symons,

  Affiliation Department of Family Medicine, State University of New York at Buffalo, Buffalo, New York, United States of America

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• Ann Grifasi,

  Affiliation Department of Medicine, State University of New York at Buffalo, Buffalo, New York, United States of America

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• Denise McGuigan,

  Affiliation Department of Family Medicine, State University of New York at Buffalo, Buffalo, New York, United States of America

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• Holger J. Schünemann

  Affiliation Department of Clinical Epidemiology and Biostatistics, McMaster University, Hamilton, Ontario, Canada

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