Ortiz, Ruben Long-Term Outcomes in Primary Obstructive Megaureter Treated by Endoscopic Balloon Dilation. Experience After 100 Cases. [electronic resource] - Frontiers in pediatrics 2018 - 275 p. digital Publication Type: Journal Article ISSN: 2296-2360 Standard No.: 10.3389/fped.2018.00275 doi