Chinese Journal of Industrial Hygiene and Occupational Diseases, Volume 31, Issue 9,2013, Pages 681-684, doi:10.3760/cma.j.issn.1001-9391.2013.09.009
Chinese Journal of Industrial Hygiene and Occupational Diseases, Volume 31, Issue 9,2013, Pages 667-670, doi:10.3760/cma.j.issn.1001-9391.2013.09.006
Chinese Journal of Industrial Hygiene and Occupational Diseases, Volume 31, Issue 9,2013, Pages 649-653, doi:10.3760/cma.j.issn.1001-9391.2013.09.002
Chinese Journal of Industrial Hygiene and Occupational Diseases, Volume 31, Issue 9,2013, Pages 715-719, doi:10.3760/cma.j.issn.1001-9391.2013.09.023
Chinese Journal of Industrial Hygiene and Occupational Diseases, Volume 31, Issue 9,2013, Pages 707-708, doi:10.3760/cma.j.issn.1001-9391.2013.09.020