CHINESE JOURNAL OF COAL INDUSTRY MEDICINE, Volume 3, Issue 8,2000, Pages 870-871, doi:10.3969/j.issn.1007-9564.2000.08.092
CHINESE JOURNAL OF COAL INDUSTRY MEDICINE, Volume 3, Issue 8,2000, Pages 853, doi:10.3969/j.issn.1007-9564.2000.08.078
CHINESE JOURNAL OF COAL INDUSTRY MEDICINE, Volume 3, Issue 8,2000, Pages 884, doi:10.3969/j.issn.1007-9564.2000.08.128
CHINESE JOURNAL OF COAL INDUSTRY MEDICINE, Volume 3, Issue 8,2000, Pages 826-827, doi:10.3969/j.issn.1007-9564.2000.08.051
CHINESE JOURNAL OF COAL INDUSTRY MEDICINE, Volume 3, Issue 8,2000, Pages 802-803, doi:10.3969/j.issn.1007-9564.2000.08.025