CHINESE JOURNAL OF COAL INDUSTRY MEDICINE, Volume 7, Issue 5,2004, Pages 456-456, doi:10.3969/j.issn.1007-9564.2004.05.082
CHINESE JOURNAL OF COAL INDUSTRY MEDICINE, Volume 7, Issue 5,2004, Pages 394-395, doi:10.3969/j.issn.1007-9564.2004.05.005
CHINESE JOURNAL OF COAL INDUSTRY MEDICINE, Volume 7, Issue 5,2004, Pages 478-479, doi:10.3969/j.issn.1007-9564.2004.05.083
CHINESE JOURNAL OF COAL INDUSTRY MEDICINE, Volume 7, Issue 5,2004, Pages 392-393, doi:10.3969/j.issn.1007-9564.2004.05.004
CHINESE JOURNAL OF COAL INDUSTRY MEDICINE, Volume 7, Issue 5,2004, Pages 482-482, doi:10.3969/j.issn.1007-9564.2004.05.087