GUANGDONG MEDICAL JOURNAL, Volume 32, Issue 24,2011, Pages 3216-3219, doi:10.3969/j.issn.1001-9448.2011.24.025
Chinese Journal of Modern Nursing, Volume 17, Issue 24,2011, Pages 2921-2922, doi:10.3760/cma.j.issn.1674-2907.2011.24.028
JILIN MEDICAL JOURNAL, Volume 32, Issue 24,2011, Pages 5048-5049, doi:10.3969/j.issn.1004-0412.2011.24.078
Journal of Anhui Agricultural Sciences, Volume 39, Issue 24,2011, Pages 14545-14547, doi:10.3969/j.issn.0517-6611.2011.24.010