Objective To explore the value of magnetization transfer imaging (MTI) in judging microscopic lesions in normal appearing white matter of multiple sclerosis (MS).
目的探讨磁化传递成像（MTI）方法及其在判断脑部多发性硬化患者正常表现脑白质内微观病变中的价值。
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Under different longitudinal magnetization, the shape and characteristic of the zero value line of the normal component for the magnetic leakage field which was an important criteria...