方法：通过文献检索和实证研究，从分级护理的决策主体、分类、内容等方面对国外分级护理进行介绍。

Methods: After literature search and analysis, the authors introduced the decision body, classification and contents of international Grading Nursing system.

youdao

方法：通过文献检索和实证研究，从分级护理的决策主体、分类、内容等方面对国外分级护理进行介绍。

Methods: After literature search and analysis, the authors introduced the decision body, classification and contents of international Grading Nursing system.

youdao