Article info
Short report
The effect of a direct payment or a lottery on questionnaire response rates: a randomised controlled trial
- Dr P-J Roberts
Citation
The effect of a direct payment or a lottery on questionnaire response rates: a randomised controlled trial
Publication history
- Accepted July 10, 1999
- First published January 1, 2000.
Online issue publication
January 01, 2000
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Copyright information
Journal of Epidemiology and Community Health