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Akihiro OCHIAI
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Hideki KURITA
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Yoshinori ITO
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Souichi TACHIKAWA
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Yasuo KATO
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Kiyohiro WATANABE
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Author's Organization:Department of Hygiene, School of Medicine, Fujita-Gakuen University Department of Hygiene, School of Medicine, Fujita-Gakuen University Department of Hygiene, School of Medicine, Fujita-Gakuen University Department of Public Health, School of Medicine, Fujita-Gakuen University Department of Public Health, School of Medicine, Fujita-Gakuen University Department of Public Health, School of Medicine, Fujita-Gakuen University