CHINESE JOURNAL OF INDUSTRIAL HYGIENE AND OCCUPATIONAL DISEASES, Volume 17, Issue 5,1999, Pages 290-291, doi:10.3760/cma.j.issn.1001-9391.1999.05.012
CHINESE JOURNAL OF INDUSTRIAL HYGIENE AND OCCUPATIONAL DISEASES, Volume 17, Issue 5,1999, Pages 279-282, doi:10.3760/cma.j.issn.1001-9391.1999.05.008
CHINESE JOURNAL OF INDUSTRIAL HYGIENE AND OCCUPATIONAL DISEASES, Volume 17, Issue 5,1999, Pages 305-306, doi:10.3760/cma.j.issn.1001-9391.1999.05.024
CHINESE JOURNAL OF INDUSTRIAL HYGIENE AND OCCUPATIONAL DISEASES, Volume 17, Issue 5,1999, Pages 293-294, doi:10.3760/cma.j.issn.1001-9391.1999.05.015
CHINESE JOURNAL OF INDUSTRIAL HYGIENE AND OCCUPATIONAL DISEASES, Volume 17, Issue 5,1999, Pages 312-313, doi:10.3760/cma.j.issn.1001-9391.1999.05.028