Methods 103 cases of PDA were treated through different interventional therapy, 52 through the arteriovenous double approach, 51 through the single venous approach(14 angiography and 37 ultrasound).
方法103例PDA患者经三种不同介入方法治疗，其中单静脉入路超声法37例， 单静脉入路造影法14例，动静脉双入路法52例。
Methods 103 cases of PDA were treated through different interventional therapy, 52 through the arteriovenous double approach, 51 through the single venous approach(14 angiography and 37 ultrasound).
方法103例PDA患者经三种不同介入方法治疗，其中单静脉入路超声法37例， 单静脉入路造影法14例，动静脉双入路法52例。
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