CHINESE JOURNAL OF COAL INDUSTRY MEDICINE, Volume 6, Issue 2,2003, Pages 185-186, doi:10.3969/j.issn.1007-9564.2003.02.080
CHINESE JOURNAL OF COAL INDUSTRY MEDICINE, Volume 6, Issue 2,2003, Pages 98-99, doi:10.3969/j.issn.1007-9564.2003.02.002
CHINESE JOURNAL OF COAL INDUSTRY MEDICINE, Volume 6, Issue 2,2003, Pages 163-163, doi:10.3969/j.issn.1007-9564.2003.02.064
CHINESE JOURNAL OF COAL INDUSTRY MEDICINE, Volume 6, Issue 2,2003, Pages 162-162, doi:10.3969/j.issn.1007-9564.2003.02.062
CHINESE JOURNAL OF COAL INDUSTRY MEDICINE, Volume 6, Issue 2,2003, Pages 113-113, doi:10.3969/j.issn.1007-9564.2003.02.012