Overview of validity, quality control and measurement error issues in nutritional epidemiology.
Kohlmeier
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Department of Nutrition and Epidemiology, University of North Carolina at Chapel Hill 27599-7400.
D015982:Bias; D006801:Humans; D009749:Nutrition Surveys; D009747:Nutritional Physiological Phenomena; D011786:Quality Control; D015203:Reproducibility of Results