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Effects of Mailing Strategies on Response Rate, Response Time, and Cost in a Questionnaire Study Among Nurses
Choi, Bernard C. K., Pak, Anita W. P., Purdham, James T.Volume:
1
Journal:
Epidemiology
DOI:
10.1097/00001648-199001000-00015
Date:
January, 1990
File:
PDF, 188 KB
1990