OCCUPATION AND HEALTH, Volume 20, Issue 10,2004, Pages 127-128, doi:10.3969/j.issn.1004-1257.2004.10.112
ZHEJIANG CLINICAL MEDICAL JOURNAL, Volume 6, Issue 10,2004, Pages 838, doi:10.3969/j.issn.1008-7664.2004.10.078
CHINESE JOURNAL OF CRITICAL CARE MEDICINE, Volume 24, Issue 10,2004, Pages 779-780, doi:10.3969/j.issn.1002-1949.2004.10.037
HEBEI JOURNAL OF TRADITIONAL CHINESE MEDICINE, Volume 26, Issue 10,2004, Pages 731,