The importance of event rates for clinical site effects in multicenter trials

• 作者John P.A. Ioannidis; Dennis O. Dixon; Martin McIntosh; Jeffrey M. Albert; Samuel A. Bozzette; Steven M. Schnittman
• 卷第19卷
• 印刷ISSN0197-2456
• 文件大小65.29KB
• 发表时间1998
• DOI10.1016/s0197-2456(98)80144-x