CHINESE JOURNAL OF COAL INDUSTRY MEDICINE, Volume 7, Issue 7,2004, Pages 677-678, doi:10.3969/j.issn.1007-9564.2004.07.076
CHINESE JOURNAL OF COAL INDUSTRY MEDICINE, Volume 7, Issue 7,2004, Pages 599-599, doi:10.3969/j.issn.1007-9564.2004.07.006
CHINESE JOURNAL OF COAL INDUSTRY MEDICINE, Volume 7, Issue 7,2004, Pages 604-605, doi:10.3969/j.issn.1007-9564.2004.07.009
CHINESE JOURNAL OF COAL INDUSTRY MEDICINE, Volume 7, Issue 7,2004, Pages 645-645, doi:10.3969/j.issn.1007-9564.2004.07.045
CHINESE JOURNAL OF COAL INDUSTRY MEDICINE, Volume 7, Issue 7,2004, Pages 656-656, doi:10.3969/j.issn.1007-9564.2004.07.055