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Validity- An Overview

Validity- An Overview. YES. Initially, exposure to TCDD was classified according to job descriptions of the veterans selected for study. Classification of TCDD exposure by job descriptions:. If not properly done, then Confounding Bias.

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Validity- An Overview

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  1. Validity- An Overview

  2. YES

  3. Initially, exposure to TCDD was classified according to job descriptions of the veterans selected for study.

  4. Classification of TCDD exposure by job descriptions:

  5. If not properly done, then Confounding Bias

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