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

单词	case-crossover study
释义	case-crossover study Encyclopedia 工学环境流行病学释 case-crossover study病例交叉研究选择急性事件分别调查事件发生时及发生前后的环境暴露情况及程度，进而判断环境暴露因素与该事件有无关联及关联大小的研究方法。
随便看	line production line profile line-profile variable line protection Liner liner line radiation line radio line ratio line ratio method liner board liner cementing liner completion Liner Conference liner drilling system line receiver line reconnaissance and survey line relaxation line relaxation method line replaceable unit line resistance liner freight rate Line Ridge liner of grinding mill liner service

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。