本研究采用定量和定性研究方法，自医疗服务机构和使用者收集资料，对在喀土穆操作药品周转基金的经验进行评估。
This study used quantitative and qualitative research techniques to collect data from health-care providers and users to evaluate the experience of operating an RDF in Khartoum state.
本文采用了定量和定性的两种研究方法。
Both qualitative and quantitative methods are adopted in the study.
为了确保本次研究的信度，本文同时采用了定量和定性两种研究方法。
To secure the reliability of the results in this study, both quantitative and qualitative methods are employed.
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