contrast' study 对比研究
contrast study 对比研究 ; 对照研究 ; 随机对照研究
double contrast study of stomach 胃双对比造影
air contrast study 空气造影 ; 空气对比检查
case contrast study 病例对照
double contrast study 双对比造影
contrast study method 比较研究方法
Through Contrast Study 通过对比研究
By the means of contrast, study is carried through both in and abroad.
采取对比研究的方法，从国内和国外两个方面进行。
Methods Double blind contrast study was carried out on aged people who took Naobaijin in which melatonin was the main ingredient by using Wechsler Memory Scale.
方法采用韦氏记忆量表对服用以褪黑色素为主要成分的脑白金的老年人进行双盲对照研究。
MethodsWe adopted prospective clinical design and contrast study.
采用前瞻性临床设计、对比研究方法。
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