... cone-way valve 单向阀 congenital stenosis of pulmonary valve 先天性肺动脉瓣狭窄 conical seat valve 斜形座阀 ...
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Methods 45 cases of congenital pulmonary valve stenosis(PS)were treated with percutaneous balloon pulmonary valvuloplasty.
方法采用经皮球囊瓣膜成形术治疗4 5例先天性肺动脉瓣狭窄患者。
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