Validity and reproducibility of an interviewer-administered food frequency questionnaire for the assessment of riboflavin intake in Malaysian women in Selangor
Introduction: The aim of this study was to assess the validity and reproducibility of a food frequency questionnaire (FFQ) specifically developed for the assessment of riboflavin intake among Malaysian women in Selangor. Methods: The study was carried out in Universiti Putra Malaysia (UPM), which co...
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Faculty of Medicine and Health Sciences, Universiti Putra Malaysia