同时，研究人员在标准扫描技术的基础上进行了改进，发明了扩散磁共振成像diffusion M。
Meanwhile, the traffic in long groups of neurons all coursing together around the brain becomes visible with a variation on the standard scanning technique called diffusion m.
目的：评价磁共振扩散加权成像在肝占位性病变中的诊断及鉴别诊断的价值及意义。
Objective: To evaluate the value of diffusion weighted magnetic resonance imaging in diagnosis and differentiation of focal liver masses.
目的研究肌萎缩侧索硬化症(ALS)患者非锥体束区域磁共振扩散张量成像(dti)的特点。
Objective Investigate MR resonance diffusion tensor im-aging (DTI) characteristics of non-pyramid tracts in the patients with amyotrophic lateral sclerosis (ALS).
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