The effect on response rates of offering a small incentive with a mailed questionnaire
(Q39227978)
scientific article published on September 1, 1992
scientific article published on September 1, 1992
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The effect on response rates of offering a small incentive with a mailed questionnaire
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description | scientific article published on September 1, 1992 |
External Links
(P356) |
10.1016/1047-2797(92)90019-M
|
(P698) |
1342326
|