ArticleBMJ (Clinical research ed.)2002
Improving the response rates to questionnaires.
Liam Smeeth et al.PubMed ↗Full text ↗Publisher ↗
No numbers read from the abstract.
12 papers cite it
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ArticleBMJ (Clinical research ed.)2002
Liam Smeeth et al.PubMed ↗Full text ↗Publisher ↗
No numbers read from the abstract.