Methods A multicenter, randomized, double - blind , placebo - controlled study was carried ont.

方法多中心 、 随机 、 双盲 、 安慰剂对照研究.

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We a prospective multicenter randomized trial to compare these two treatment strategies.

我们采用可预期的多中心随机实验方法来比较两种治疗方案.

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Methods A multicenter, randomized, double - blind , placebo - controlled, parallel design, 6 - week study was performed.

方法多中心 、 随机双盲 、 安慰剂对照 、 平行设计临床试验.

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DESIGN: Prospective, multicenter, parallel - group, open, and randomized comparison.

研究设计: 前瞻性, 多中心, 平行设组, 开放, 随机对照.

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Objective : To analyze the clinical manifestations and pathological feature of multicenter Castleman disease ( MCD ).

目的:分析多中心Castleman病 ( MCD ) 的临床病理特点.

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This paper has developed a multicenter system of time controller based on single - chip microcomputer AT 89 C 4051.

介绍了一种以AT89C4051单片机为控制核心的多路定时控制系统.

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