Chinese Journal of Industrial Hygiene and Occupational Diseases, Volume 30, Issue 11,2012, Pages 863-865, doi:10.3760/cma.j.issn.1001-9391.2012.11.017
Chinese Journal of Industrial Hygiene and Occupational Diseases, Volume 30, Issue 11,2012, Pages 849-851, doi:10.3760/cma.j.issn.1001-9391.2012.11.012
Chinese Journal of Industrial Hygiene and Occupational Diseases, Volume 30, Issue 11,2012, Pages 825-828, doi:10.3760/cma.j.issn.1001-9391.2012.11.005
Chinese Journal of Industrial Hygiene and Occupational Diseases, Volume 30, Issue 11,2012, Pages 834-838, doi:10.3760/cma.j.issn.1001-9391.2012.11.008
Chinese Journal of Industrial Hygiene and Occupational Diseases, Volume 30, Issue 11,2012, Pages 856-858, doi:10.3760/cma.j.issn.1001-9391.2012.11.015