“retrospective study”的概念、定义、翻译、参考文献-科学参考

单词	retrospective study
释义	retrospective study Encyclopedia 理学临床试验的自适应性设计释 retrospective study观察性研究在自然状态下对研究对象的特征进行观察、记录，并对结果进行描述和对比分析的研究。 Mathematics retrospective study回溯研究
随便看	Graduate Record Examinations graduate school Graduate School of Information and Media Studies, University of Tsukuba Graduate School of Library and Information Science，University of Illinois at Urbana-Champaign graduate tutorial system graduation graduation bounded below graduation certification graduation curve graduation dispatch graduation error graduation of curve graduation of data graduation song graduator Graeco-Latin square graeco-latin square design Graeco-Roman square Graeffe Graeffe iteration Graeffe method Graeffe root-squaring method Graeme John Jameson Graffias graffiti

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