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脑功能磁共振成像技术简介及针刺研究应用(二) 被引量:5

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摘要 4实验过程控制 4.1序列、参数的选择fMRI对硬件的要求很高,目前fMRI研究大部分在1.5T以上的MRI机上进行。使用的扫描序列主要是梯度回波(GRE)序列和平面回波成像(EPI)序列。EPI更常用,其时间信噪比较高,可对全脑一次成像。但EPI对磁场的不均匀性非常敏感,需要强大的梯度系统支持。
出处 《中国中西医结合影像学杂志》 2012年第2期190-192,共3页 Chinese Imaging Journal of Integrated Traditional and Western Medicine
基金 国家自然基金面上课题(编号:30870668) 国家重点基础研究发展计划(973计划)(编号:2011CB505200)
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参考文献12

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二级参考文献54

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