Effect of paper quality on the response rate to a postal survey: A randomised controlled trial. [ISRCTN32032031]
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https://catalog.data.gov/dataset/effect-of-paper-quality-on-the-response-rate-to-a-postal-survey-a-randomised-controlled-tr
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Background Response rates to surveys are declining and this threatens the validity and generalisability of their findings. We wanted to determine whether paper...
