设计非随机化临床试验。
介绍多种疾病亚型、各中心分配例数不等的临床试验随机化方案的设计。
A design for randomized protocol of multi-center clinical trial dealing with multi-subtype disease and unequally distributed cases in centers was introduced in this article.
结果：多中心临床试验中央随机系统实现了受试者筛选、随机化、药物发放和药物供应链管理等功能。
Results: The central randomization system could be used to screen subjects, randomize subjects, dispense drugs and administrate the drug supply chain.
本文描述了临床试验中，原始资料审核，数据库数据核对，盲法、随机化等实施的审核，以及盲态审核的SAS程。
This article provides an operating procedure and writes some SAS programs for verification of source data, database, blindness and randomization in clinical trials, and blind review.
在临床试验中各种各样的随机化设计有着广泛的应用。
Kinds of randomized designs are often used in clinical trials.
结果：多中心临床试验中央随机系统实现了受试者筛选、随机化、药物发放和药物供应链管理等功能。
RESULTS: the Central Randomization System could be used to screening subjects, dispensing drugs, and administrating the drug supply chain.
结果：多中心临床试验中央随机系统实现了受试者筛选、随机化、药物发放和药物供应链管理等功能。
RESULTS: the Central Randomization System could be used to screening subjects, dispensing drugs, and administrating the drug supply chain.
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