Effect on response rates of stamps vs a pre-printed business reply envelope in a mailed follow-up survey among middle-aged Danish men.
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| Description | scientific article published on 20 March 2008 |
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author: Anne-Marie Nybo Andersen Margit Kriegbaum Ulla Christensen Merete Osler Mette Juhl |
| Publication date | March 20, 2008 |
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