Maximising response to postal questionnaires – A systematic review of randomised trials in health research
<p style="text-align:justify;"> <b>Background:</b> Postal self-completion questionnaires offer one of the least expensive modes of collecting patient based outcomes in health care research. The purpose of this review is to assess the efficacy of methods of increasing res...
| Prif Awduron: | , , , , |
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| Fformat: | Journal article |
| Iaith: | English |
| Cyhoeddwyd: |
BioMed Central
2006
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