print

Publications

Bibliographics

Author(s):
Siegler, I.C.
Title:
Threats to External Validity in Survey Research with the Elderly: The Effects of Selective Drop-out on Health, Morale, Social Relations and Environmental Circumstances.
Source:
PhD Dissertation, Syracuse University, 1974, USA
Year:
1974

Subject Classification

Subjects

Eligible for inclusion in findings archive

Eligible
No, no valid measure of happiness used.