Relative validation of the KiGGS Food Frequency Questionnaire among adolescents in Germany
<p>Abstract</p> <p>Background</p> <p>The aim of this study was to determine the relative validity of the self-administered Food Frequency Questionnaire (FFQ) "What do you eat?", which was used in the German National Health Interview and Examination Survey for...
| Main Authors: | , , |
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| Format: | Article |
| Language: | English |
| Published: |
BMC
2011-12-01
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| Series: | Nutrition Journal |
| Subjects: | |
| Online Access: | http://www.nutritionj.com/content/10/1/133 |