case control research 病例对照研究
The case was confirmed as being infected with A(H5N1) by the Institute of Epidemiology Disease Control and Research (IEDCR).
流行病学疾病控制和研究所确认该病人感染了甲型H5N1病毒。
Inclusion criteria: Typical literatures, basic experimental research that restrictedly and scientifically designed, prospective randomized clinical research as well as case control study.
纳入标准：经典文献、经严格科学设计的基础实验研究、前瞻性随机性临床研究及病例对照研究。
The paper studies on the enterprise internal control from general statements to a special case, and from normative research to empirical research.
本文从一般到具体，从规范研究到实证分析的研究思路对企业内部控制进行研究。
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