CHINA PRACTICAL MEDICAL, Volume 3, Issue 18,2008, Pages 175-176, doi:10.3969/j.issn.1673-7555.2008.18.138
OCCUPATION AND HEALTH, Volume 24, Issue 18,2008, Pages 1898-1899, doi:10.3969/j.issn.1004-1257.2008.18.022
MODERN PREVENTIVE MEDICINE, Volume 35, Issue 18,2008, Pages 3534-3535,3537, doi:10.3969/j.issn.1003-8507.2008.18.023
MODERN JOURNAL OF INTEGRATED TRADITIONAL CHINESE AND WESTERN MEDICINE, Volume 17, Issue 18,2008, Pages 2888-2888, doi:10.3969/j.issn.1008-8849.2008.18.107
OCCUPATION AND HEALTH, Volume 24, Issue 18,2008, Pages 封2, doi:10.3969/j.issn.1004-1257.2008.18.012