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Original Article
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Validity of Self-administered Semiquantitative Food Frequency Questionnaire by Conditions of One Portion Size
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Mija Kim, Youngok Kim, Sukil Kim
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[Epub ahead of print]
DOI: https://doi.org/
Published online: May 31, 1998
1Department of Food and Nutrition, dongduk Womwn's University, Seoul, Korea. JFIF d d Ducky d qhttp://ns.adobe.com/xap/1.0/