(Q52981420)
Statements
Baseline recruitment and analyses of nonresponse of the Heinz Nixdorf Recall Study: identifiability of phone numbers as the major determinant of response. (English)
N Dragano
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A Stang
S Moebus
E M Beck
S Möhlenkamp
A Schmermund
J Siegrist
R Erbel
K H Jöckel
Heinz Nixdorf Recall Study Investigation Group
1 January 2005
20
6
489-496
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