From the double views of academy and practice,this paper addresses the necessity,rationale and the application scope of HLM analysis used in the field of the health of the aged research.

 
  • 从理论与实践的角度,论述了目前国际上流行的多水平分析方法在老年健康研究领域中应用的必要性、计算原理以及适用范围。
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