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-
Korean Journal of Occupational Health
2006
Volume.45
No.3
75 ~ 79
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Korean Journal of Occupational Health
2006
Volume.45
No.3
68 ~ 74
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Lee Jong-Hwa, Lee Se-Hoon, Kim Hyoung-Ah
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Korean Journal of Occupational Health
2006
Volume.45
No.3
59 ~ 67
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