CHINESE JOURNAL OF INDUSTRIAL HYGIENE AND OCCUPATIONAL DISEASES, Volume 21, Issue 5,2003, Pages 377-379, doi:10.3760/cma.j.issn.1001-9391.2003.05.020
CHINESE JOURNAL OF INDUSTRIAL HYGIENE AND OCCUPATIONAL DISEASES, Volume 21, Issue 5,2003, Pages 384-385, doi:10.3760/cma.j.issn.1001-9391.2003.05.024
CHINESE JOURNAL OF INDUSTRIAL HYGIENE AND OCCUPATIONAL DISEASES, Volume 21, Issue 5,2003, Pages 398, doi:10.3760/cma.j.issn.1001-9391.2003.05.032
CHINESE JOURNAL OF INDUSTRIAL HYGIENE AND OCCUPATIONAL DISEASES, Volume 21, Issue 5,2003, Pages 396, doi:10.3760/cma.j.issn.1001-9391.2003.05.031
CHINESE JOURNAL OF INDUSTRIAL HYGIENE AND OCCUPATIONAL DISEASES, Volume 21, Issue 5,2003, Pages 381-382, doi:10.3760/cma.j.issn.1001-9391.2003.05.022