Journal of Occupational Safety and Health
Online ISSN : 1883-678X
Print ISSN : 1882-6822
ISSN-L : 1882-6822
[title in Japanese]
[in Japanese]
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JOURNAL FREE ACCESS

2016 Volume 9 Issue 1 Pages 31-35

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[in Japanese]

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© 2016 National Institute of Occupational Safety and Health (JNIOSH)
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