JOURNAL OF THE FOURTH MILITARY MEDICAL UNIVERSITY, Volume 28, Issue 14,2007, Pages 1340-1340, doi:10.3321/j.issn:1000-2790.2007.14.039
JOURNAL OF PRACTICAL MEDICAL TECHNIQUES, Volume 14, Issue 14,2007, Pages 1834-1836, doi:10.3969/j.issn.1671-5098.2007.14.014
CONTINUING MEDICAL EDUCATION, Volume 21, Issue 14,2007, Pages 52-54, doi:10.3969/j.issn.1004-6763.2007.14.018
OCCUPATION AND HEALTH, Volume 23, Issue 14,2007, Pages 1259, doi:10.3969/j.issn.1004-1257.2007.14.059
JOURNAL OF MEDICAL FORUM, Volume 28, Issue 14,2007, Pages 23-24, doi:10.3969/j.issn.1672-3422.2007.14.012