CHINESE JOURNAL OF INDUSTRIAL HYGIENE AND OCCUPATIONAL DISEASES, Volume 18, Issue 5,2000, Pages 303,封四, doi:10.3760/cma.j.issn.1001-9391.2000.05.038
CHINESE JOURNAL OF INDUSTRIAL HYGIENE AND OCCUPATIONAL DISEASES, Volume 18, Issue 5,2000, Pages 304-305, doi:10.3760/cma.j.issn.1001-9391.2000.05.031
CHINESE JOURNAL OF INDUSTRIAL HYGIENE AND OCCUPATIONAL DISEASES, Volume 18, Issue 5,2000, Pages 291-292, doi:10.3760/cma.j.issn.1001-9391.2000.05.016
CHINESE JOURNAL OF INDUSTRIAL HYGIENE AND OCCUPATIONAL DISEASES, Volume 18, Issue 5,2000, Pages 298-300, doi:10.3760/cma.j.issn.1001-9391.2000.05.029
CHINESE JOURNAL OF INDUSTRIAL HYGIENE AND OCCUPATIONAL DISEASES, Volume 18, Issue 5,2000, Pages 317-318, doi:10.3760/cma.j.issn.1001-9391.2000.05.033