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Olsen J, Frische G. Comparison of a dietary attitude index based on questionnaire data and a 7-day diet recall interview: a study among pregnant women. Soc Sci Med. 1987;24(4):379-82doi: 10.1016/0277-9536(87)90156-0.
Olsen, J., & Frische, G. (1987). Comparison of a dietary attitude index based on questionnaire data and a 7-day diet recall interview: a study among pregnant women. Social science & medicine (1982), 24(4), 379-82. https://doi.org/10.1016/0277-9536(87)90156-0
Olsen, J, and Frische, G. "Comparison of a dietary attitude index based on questionnaire data and a 7-day diet recall interview: a study among pregnant women." Social science & medicine (1982) vol. 24,4 (1987): 379-82. doi: https://doi.org/10.1016/0277-9536(87)90156-0
Olsen J, Frische G. Comparison of a dietary attitude index based on questionnaire data and a 7-day diet recall interview: a study among pregnant women. Soc Sci Med. 1987;24(4):379-82. doi: 10.1016/0277-9536(87)90156-0. PMID: 3563567.
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