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
host-induced gene silencing
hosting of sports event
Hostinsky
Hostinsky sphere
host language
host machine
host master key
host material
host name
host operating system
host-pathogen interaction
host plant induced biohazard
host plant resistance factors
host-scouted
host selection
host selection behavior
host specific route
host star
host system
host-to-network layer
host tree species
host versus graft reaction,HVGR
HO
x
族化合物
hot
hot accretion flow
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:2026/3/1 14:48:09