The medicines included in the WHO Model List of Essential Medicines are selected with regard to disease prevalence, evidence of safety and efficacy, and comparative cost-effectiveness.

对《世卫组织基本药物标准清单》上所列药物的选择考虑到了患病率、安全性和药效证据，以及相对成本效益。

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Abstract: Based on the transaction cost theory, establish the EPC contract mode and the traditional mode transaction cost model, and make a comparative analysis.

以交易成本理论为基础，建立EPC总承包模式与传统模式的交易成本模型，并进行对比分析。

youdao

Abstract: Based on the transaction cost theory, establish the EPC contract mode and the traditional mode transaction cost model, and make a comparative analysis.

[摘要]以交易成本理论为基础，建立EPC总承包模式与传统模式的交易成本模型，并进行对比分析。

youdao

Abstract: Based on the transaction cost theory, establish the EPC contract mode and the traditional mode transaction cost model, and make a comparative analysis.

[摘要]以交易成本理论为基础，建立EPC总承包模式与传统模式的交易成本模型，并进行对比分析。

youdao