With the caveat that the substantive findings of this study are based on cross-sectional data, we discuss the implications of our work and future research directions.
通过强调这个研究得出的真实结论是以代表性数据为基础，本文还讨论了我们工作的意义以及未来的研究方向。
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Research shows that: the power of cross-sectional group achieved by a quality improvement results can be achieved within the Department, group of the results obtained from 200% to 600%.