Test-retest reproducibility of a food frequency questionnaire (FFQ) and estimated effects on disease risk in the Norwegian Women and Cancer Study (NOWAC)
Main Authors: | , , , , |
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Format: | Online |
Language: | English |
Published: |
BioMed Central
2006
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Online Access: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC1434764/ |