Bar coding--a functional tool in survey research.

Bar coding--a functional tool in survey research.

Siivola, M, Rimpela, A, Karvonen, S, Rimpela, M
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Volume:
46
Language:
english
Journal:
Journal of Epidemiology & Community Health
DOI:
10.1136/jech.46.2.162
Date:
April, 1992
File:
PDF, 332 KB
english, 1992
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