An advance letter did not increase the response rates in a...

Journal of Clinical Epidemiology 2013 / 12 Vol. 66; Iss. 12

An advance letter did not increase the response rates in a telephone survey: a randomized trial

Carey, Renee N., Reid, Alison, Driscoll, Timothy R., Glass, Deborah C., Benke, Geza, Fritschi, Lin
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Volume:
66
Language:
english
Journal:
Journal of Clinical Epidemiology
DOI:
10.1016/j.jclinepi.2013.03.007
Date:
December, 2013
File:
PDF, 172 KB
english, 2013
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