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Response rate and measurement differences in mixed-mode surveys using mail, telephone, interactive voice response (IVR) and the Internet

Authors: Don A. Dillman, Glenn Phelps, Robert D. Tortora, Karen Swift, Julie Kohrell, Jodi Berck, Benjamin L. Messer - Social Science Research 2008 cited by 857

Response rate and measurement differences in mixed-mode surveys using mail, telephone, interactive voice response (IVR) and the Internet | Litlas