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Second-hand Smoke Exposure and Urine Cotinine Levels by Occupation in the Busan, Ulsan, Kyeongnam Provinces
So-Ryong Lee, Soo-Jin Jeong, Chun-Hui Suh, Chae-Kwan Lee, Chang-Hee Lee, Byung-Chul Son, Dae-Hwan Kim, Jeong-Ho Kim, Jong-Tae Lee, Jin-Heon Lee, Moon-Young Hwang, Choong-Hee Park
Korean J Occup Environ Med.2011;23(1):42-52. Published online 2011 March 31
DOI: http://dx.doi.org/10.35371/kjoem.2011.23.1.42
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