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目的通过与在个体内进行的无心电门控的对比增强3D MR血管成像(CE-MRA)和超声心动图的比较,评估心电门控下无对比剂增强的2D稳态自由进动(SSFP)成像
Objective To assess the effect of contrast-enhanced 2D steady-state free premature ejaculation under ECG gating (SSFP) compared with echocardiographic contrast-enhanced 3D MR angiography (CE-MRA) and echocardiography ) Imaging