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- [9] A BIBLIOGRAPHY FOR OCCUPATIONAL EXPOSURE ASSESSMENT FOR EPIDEMIOLOGIC STUDIES AMERICAN INDUSTRIAL HYGIENE ASSOCIATION JOURNAL, 1994, 55 (12): : 1178 - 1187
- [10] EPIDEMIOLOGIC RESEARCH METHODS .4. CASE-CONTROL STUDIES SOUTH AFRICAN MEDICAL JOURNAL, 1987, 71 (12): : 763 - 766