n.多通道

Methods A multicenter, double-blind, randomized controlled trial was conducted. 方法用多中心隨機雙盲對照試驗。

Nicergoline in treatment of vascular cognitive disorder: a prospective, multicenter clinical trial. 尼麥角林治療血管性認知功能障礙的前瞻性、多中心臨床研究。

Islet cell transplantation now forms the basis of a prospective multicenter trial under the aegis of the Immune Tolerance Network. 在免疫耐受網(wǎng)絡系統(tǒng)的支持下，現(xiàn)在已經(jīng)開展胰島移植前瞻性多中心試驗研究。

Objective To solve the problem of non-inferiority test by adjusting central effect in multicenter trials. 摘要目的解決校正中心效應的非劣性檢驗的問題。

VIGGIANO R W,MIDTHUN D E,et al. Lung nodules enhancement at CT：multicenter study[J]. Radiology,2000,214(1)：7380. 作者：楊明，儲成鳳，劉斌，方麗，徐秋貞，姚青，郭慶明，滕皋軍[摘要]目的：探討非鈣化型肺結(jié)核瘤的動態(tài)CT增強特點