Long-term trends in airborne SO2 in an air quality monitoring station in Seoul, Korea, from 1987 to 2013
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Atmospheric concentration of sulfur dioxide (SO2) was intermittently measured at an air quality monitoring (AQM) station in the Yong-san district of Seoul, Korea, between 1987 and 2013. The SO2 level was compared with other important pollutants concurrently me... ...