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1 A Survey on the Air Pollution of Expressway Tollgates in Korea
Young Man Roh, Chung Yill Park, Chee Kyung Chung, Kwang Mook Lee, Byung Ki Min, Seung Han Lee
Korean J Occup Environ Med.1990;2(2):142-152.   Published online 2019 February 1     DOI: http://dx.doi.org/10.35371/kjoem.1990.2.2.142
   

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