请输入您要查询的字词:
单词
病例-对照研究
释义
病例-对照研究
Encyclopedia
理学
临床试验的自适应性设计
释
case-control study
病例-对照研究
比较一组患某病的病人(病例组)和一组未患此种病的人(对照组),过去暴露于某种或几种可疑病因因素的差异的一种流行病学调查的方法。又称回顾性研究。
随便看
plant medicine source identification
plant mesofossil
plant metabolic network
plant metabolism
plant-microorganism combined remediation
plant mixing method
plant modeling
plant modeling and simulation
plant molecular biology
plant molecular farming
plant molybdenum deficiency symptom
plant molybdenum nutrition
plant monitoring of pollution
plant morphogenesis
plant morphology
plantmovement
plant mycoplasma disease
plant nematode disease
plant new variety right
plant nickel nutrition
plant nitrogen deficiency symptom
plant nitrogen excess
plant nuclide content
plant nutrient accumulation
plant nutrient acquisition coefficiency
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。
Copyright © 2000-2023 Sciref.net All Rights Reserved
京ICP备2021023879号
更新时间:2025/10/13 13:43:11