Based on the case study and the related with type field research business.
论文通过相关案例研究以及作者对同类型商业街现场实地调研。
Based on attitude system, this paper makes a case study about an editorial.
依据态度系统，对社论进行个案分析。
DESIGN: Prospective case control study based on experimental animals.
设计：以实验动物为研究对象，前瞻性、对照研究。
DESIGN: Prospective case control study based on experimental animals.
设计：以实验动物为研究对象，前瞻性、对照研究。
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