Electronic prompts significantly increase response rates to postal questionnaires: a randomized trial within a randomized trial and meta-analysis

Laura Clark(University of York), Joy Adamson(University of York), Catherine Hewitt(University of York), Lisa Dyson(Flatiron Health (United States)), Sarah Ronaldson(University of York), David Torgerson(University of York)
Journal of Clinical Epidemiology
January 27, 2015
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