Validation of a novel method for retrospectively estimating nutrient intake during pregnancy using a semi-quantitative food frequency questionnaire. [electronic resource]
Producer: 20121203Description: 1468-83 p. digitalISSN:- 1573-6628
- Adolescent
- Adult
- Body Mass Index
- Diet Records
- Energy Intake
- Female
- Humans
- Mental Recall
- Micronutrients -- administration & dosage
- Nutrition Assessment
- Pregnancy
- Regression Analysis
- Reproducibility of Results
- Retrospective Studies
- Sensitivity and Specificity
- Socioeconomic Factors
- Surveys and Questionnaires -- standards
- Young Adult
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Publication Type: Journal Article; Research Support, N.I.H., Extramural; Research Support, Non-U.S. Gov't
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