MODERN NURSING, Volume 13, Issue 19,2007, Pages 1805-1806, doi:10.3760/cma.j.issn.1674-2907.2007.19.018
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MODERN NURSING, Volume 13, Issue 19,2007, Pages 1783-1785, doi:10.3760/cma.j.issn.1674-2907.2007.19.008
MODERN NURSING, Volume 13, Issue 19,2007, Pages 1836-1838, doi:10.3760/cma.j.issn.1674-2907.2007.19.033