Biotin Status and Its Correlation with Other Biochemical Parameters in the Elderly People of Japan
Toshiaki Watanabe, PhD, DSc,
Seiji Yasumura, MD, PhD,
Hiroshi Shibata, MD, PhD and
Toru Fukui, BPhar
Department of Hygiene and Preventive Medicine (T.W.), Yamagata University School of Medicine, Yamagata
Department Public Health (S.Y.), Yamagata University School of Medicine, Yamagata
Department of Community Health, (H.S.), Tokyo Metropolitan Institute of Gerontology, Tokyo, JAPAN
Clinical Laboratory, Byotai Seiri Laboratory (T.F.), Tokyo, JAPAN

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Fig. 1. Location of Nangai Village in Akita Prefecture, Japan.
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Fig. 2. Distribution of serum biotin levels of elderly and reference people.
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Copyright © 1998 by the American College of Nutrition.