CHINESE JOURNAL OF PRACTICAL NURSING, Volume 24, Issue 15,2008, Pages 20, doi:10.3760/cma.j.issn.1672-7088.2008.15.010
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CHINESE JOURNAL OF PRACTICAL NURSING, Volume 24, Issue 15,2008, Pages 40, doi:10.3760/cma.j.issn.1672-7088.2008.15.025
CHINESE JOURNAL OF PRACTICAL NURSING, Volume 24, Issue 15,2008, Pages 19, doi:10.3760/cma.j.issn.1672-7088.2008.15.009