This is the study background of the dissertation.

这正是本论文的研究背景。

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Study background, significance, scope and framework were presented in the first chapter.

第一章说明研究背景和意义，并划定研究范围，构建研究框架；

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Then, she presents her own study background, study contents, study methods and data resources.

然后阐述了本文的研究背景、研究内容、研究方法和数据来源。

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Before getting into some of the specific aspects of the study, some relevant background information provided by study co-author Lawrence Sanders, PhD, professor of management science and systems in the UB School of Management.

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Most of the men and women in the study came from a similar background, meaning the results may not apply to everyone.

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The second study, ORAL-STEP, also with background methotrexate, gave the ACR-20 scores but not the ACR50 or ACR70 scores that are more important to clinicians.

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