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1 Concepts of Occupational Exposure Limit and Their International Comparisons
Kyung Sim Koh, Soo Hun Cho
Korean J Occup Environ Med.1995;7(1):152-168.   Published online 2019 February 1     DOI: http://dx.doi.org/10.35371/kjoem.1995.7.1.152
   

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