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Supplementing online surveys with a mailed option to reduce bias and improve response rate: the National Dental Practice-Based Research Network
Funkhouser, Ellen, Fellows, Jeffrey L., Gordan, Valeria V., Rindal, D. Brad, Foy, Patrick J., Gilbert, Gregg H.Volume:
74
Language:
english
Journal:
Journal of Public Health Dentistry
DOI:
10.1111/jphd.12054
Date:
September, 2014
File:
PDF, 94 KB
english, 2014