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Hwang YH, Chiang HY, Yen-Jean MC, Wang JD.Hwang YH, et al.Sci Total Environ. 2009 Dec 15;408(1):43-9. doi: 10.1016/j.scitotenv.2009.09.016. Epub 2009 Oct 9.Sci Total Environ. 2009.PMID: 19818992
Lin HH, Chou SA, Yang HY, Hwang YH, Kuo CH, Kao TW, Lo TC, Chen PC.Lin HH, et al. Among authors: hwang yh.Occup Environ Med. 2013 Aug;70(8):545-51. doi: 10.1136/oemed-2012-101066. Epub 2013 May 23.Occup Environ Med. 2013.PMID: 23703822