CHINESE JOURNAL OF COAL INDUSTRY MEDICINE, Volume 6, Issue 10,2003, Pages 961-961, doi:10.3969/j.issn.1007-9564.2003.10.057
CHINESE JOURNAL OF COAL INDUSTRY MEDICINE, Volume 6, Issue 10,2003, Pages 979-979, doi:10.3969/j.issn.1007-9564.2003.10.074
CHINESE JOURNAL OF COAL INDUSTRY MEDICINE, Volume 6, Issue 10,2003, Pages 955-955, doi:10.3969/j.issn.1007-9564.2003.10.051
CHINESE JOURNAL OF COAL INDUSTRY MEDICINE, Volume 6, Issue 10,2003, Pages 957-958, doi:10.3969/j.issn.1007-9564.2003.10.053
CHINESE JOURNAL OF COAL INDUSTRY MEDICINE, Volume 6, Issue 10,2003, Pages 983-984, doi:10.3969/j.issn.1007-9564.2003.10.078