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1 .刘永达，袁坚，李逊，等.腔内泌尿外科技术治疗输尿管狭窄.中华泌尿外科杂志，2006，27.Endoscopic treatment of ureteric strictures：acucise，cold-knife endoureterotomy and wall stents as a salvage approach .Management of complete ureteral obstructions with a transluminal puncture technique .6 .付 ......