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1 Lead Exposure of Tollgate Workers on Korea Expressway
Chung Yill Park, Jung Wan Koo, Young Man Roh, Seung Han Lee
Korean J Occup Environ Med.1990;2(2):134-141.   Published online 2019 February 1     DOI: http://dx.doi.org/10.35371/kjoem.1990.2.2.134
   

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