Chinese Journal of Industrial Hygiene and Occupational Diseases, Volume 30, Issue 10,2012, Pages 742-747, doi:10.3760/cma.j.issn.1001-9391.2012.10.006
Chinese Journal of Industrial Hygiene and Occupational Diseases, Volume 30, Issue 10,2012, Pages 778-780, doi:10.3760/cma.j.issn.1001-9391.2012.10.017
Chinese Journal of Industrial Hygiene and Occupational Diseases, Volume 30, Issue 10,2012, Pages 772-775, doi:10.3760/cma.j.issn.1001-9391.2012.10.015
Chinese Journal of Industrial Hygiene and Occupational Diseases, Volume 30, Issue 10,2012, Pages 783-785, doi:10.3760/cma.j.issn.1001-9391.2012.10.019
Chinese Journal of Industrial Hygiene and Occupational Diseases, Volume 30, Issue 10,2012, Pages 792-794, doi:10.3760/cma.j.issn.1001-9391.2012.10.022