CHINESE JOURNAL OF COAL INDUSTRY MEDICINE, Volume 10, Issue 9,2007, Pages 1029-1030, doi:10.3969/j.issn.1007-9564.2007.09.023
CHINESE JOURNAL OF COAL INDUSTRY MEDICINE, Volume 10, Issue 9,2007, Pages 1061-1061, doi:10.3969/j.issn.1007-9564.2007.09.052
CHINESE JOURNAL OF COAL INDUSTRY MEDICINE, Volume 10, Issue 9,2007, Pages 1049-1049, doi:10.3969/j.issn.1007-9564.2007.09.040
CHINESE JOURNAL OF COAL INDUSTRY MEDICINE, Volume 10, Issue 9,2007, Pages 1051-1052, doi:10.3969/j.issn.1007-9564.2007.09.042
CHINESE JOURNAL OF COAL INDUSTRY MEDICINE, Volume 10, Issue 9,2007, Pages 1040-1040, doi:10.3969/j.issn.1007-9564.2007.09.032