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CHINESE JOURNAL OF PRACTICAL NURSING, Volume 26, Issue 10,2010, Pages 13-15, doi:10.3760/cma.j.issn.1672-7088.2010.04.005
CHINESE JOURNAL OF PRACTICAL NURSING, Volume 26, Issue 10,2010, Pages 74,
CHINESE JOURNAL OF PRACTICAL NURSING, Volume 26, Issue 10,2010, Pages 69-72, doi:10.3760/cma.j.issn.1672-7088.2010.04.030