Methods To retrospectively analyze the data of 248 cases of atrioventricular reentrant tachycardia(AVRT) who underwent radiofrequency catheter ablation.

• 方法回顾性分析248例经心内电生理检查明确诊断为房室折返性心动过速患者且接受导管射频消融术(RFCA)患者的临床资料。