RETROSPECTIVE INFORMATION FROM QUESTIONNAIRES

RETROSPECTIVE INFORMATION FROM QUESTIONNAIRES

HERRMANN, NIRA
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Volume:
121
Language:
english
Journal:
American Journal of Epidemiology
DOI:
10.1093/oxfordjournals.aje.a114064
Date:
June, 1985
File:
PDF, 633 KB
english, 1985
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