扩张型心肌病超声心动图诊断具有_____,_____,_____和室间隔与左室后壁运动减弱四大特点。
— What would you like to have, meat or fish?
— _____________________.
— ___________________
— Once or twice a week.
如图,二维超声心动图中,此为____________切面。
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