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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。
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reference torque standard device
reference triangle
Reference & User Services Association
reference validation mechanism
reference value
reference wave
reference work
referent and denotational meaning
referent and reference meaning referent and signification meaning
referential
referential function
referential hierarchy
referential integrity
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referential pronoun
Referential Semantics
referral database
referral medical
referrals
referred pain
referring expression
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Refik Halit Karay
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