CHINESE JOURNAL OF INDUSTRIAL HYGIENE AND OCCUPATIONAL DISEASES, Volume 27, Issue 4,2009, Pages 240-242, doi:10.3760/cma.j.issn.1001-9391.2009.04.017
CHINESE JOURNAL OF INDUSTRIAL HYGIENE AND OCCUPATIONAL DISEASES, Volume 27, Issue 4,2009, Pages 229-230, doi:10.3760/cma.j.issn.1001-9391.2009.04.011
CHINESE JOURNAL OF INDUSTRIAL HYGIENE AND OCCUPATIONAL DISEASES, Volume 27, Issue 4,2009, Pages 228-229, doi:10.3760/cma.j.issn.1001-9391.2009.04.010
CHINESE JOURNAL OF INDUSTRIAL HYGIENE AND OCCUPATIONAL DISEASES, Volume 27, Issue 4,2009, Pages 251, doi:10.3760/cma.j.issn.1001-9391.2009.04.022
CHINESE JOURNAL OF INDUSTRIAL HYGIENE AND OCCUPATIONAL DISEASES, Volume 27, Issue 4,2009, Pages 247-248, doi:10.3760/cma.j.issn.1001-9391.2009.04.020