SHANDONG MEDICAL JOURNAL, Volume 48, Issue 33,2008, Pages 56, doi:10.3969/j.issn.1002-266X.2008.33.080
SHANDONG MEDICAL JOURNAL, Volume 48, Issue 33,2008, Pages 50, doi:10.3969/j.issn.1002-266X.2008.33.059
CHINA MODERN DOCTOR, Volume 46, Issue 33,2008, Pages 71-72, doi:10.3969/j.issn.1673-9701.2008.33.033
SHANDONG MEDICAL JOURNAL, Volume 48, Issue 33,2008, Pages 74-74, doi:10.3969/j.issn.1002-266X.2008.33.037
CHINESE JOURNAL OF PRACTICAL NURSING, Volume 24, Issue 33,2008, Pages 47, doi:10.3760/cma.j.issn.1672-7088.2008.33.046