Methods: We adopted the Computer Telephone Integration (CTI) Technology to integrate computer, internet and telecom. Finally by the technology, we succeed in developing the central randomization system and applying it to some clinical trails.

• 方法:利用计算机电话集成(Computer Telephone Integration,CTI)技术,将计算机、电信和网络技术进行集成,成功研发出多中心临床试验中央随机系统并应用于临床试验。