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Directionality in epidemiologic research.
Feinstein AR. Feinstein AR. J Clin Epidemiol. 1988;41(8):705-7. doi: 10.1016/0895-4356(88)90153-9. J Clin Epidemiol. 1988. PMID: 3418357 No abstract available.
Classification of epidemiologic research.
Feinstein AR. Feinstein AR. J Clin Epidemiol. 1988;41(8):805-6. doi: 10.1016/0895-4356(88)90168-0. J Clin Epidemiol. 1988. PMID: 3262150 No abstract available.
448 results