Sangyo Igaku
Online ISSN : 1881-1302
Print ISSN : 0047-1879
ISSN-L : 0047-1879
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Current studies in our group sponsored by the Ministry of Health and Welfare
M. Kitagawa
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JOURNAL FREE ACCESS

1991 Volume 33 Issue 7 Pages 607

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© Japan Society for Occupational Health
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