1. Objective To investigate the causes and prevention of restenosis after pyeloureteroplasty in children with ureteropelvic junction obstruction(UPJO).
目的探讨离断性肾盂成形术及双J管内引流治疗肾盂输尿管连接部梗阻的疗效。
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2. Objective To investigate the causes and prevention of restenosis after pyeloureteroplasty in children with ureteropelvic junction obstruction(UPJO).
