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Citace podle Chicago (17th ed.)National Health Interview Survey, 1988 Occupational Health Supplement / United States Department of Health and Human Services. National Center for Health Statistics. [electronic Resource]. 1993.
Citace podle MLA (9th ed.)National Health Interview Survey, 1988 Occupational Health Supplement / United States Department of Health and Human Services. National Center for Health Statistics. [electronic Resource]. 1993.
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