![Differences between intrinsic and extrinsic ureteropelvic junction obstruction related to crossing vessels: histology and functional analyses]()
Differences between intrinsic and extrinsic ureteropelvic junction obstruction related to crossing vessels: histology and functional analysesEllerkamp, V.; Kurth, R. R.; Schmid, E.; Zundel, S.; Warmann, S. W.; Fuchs, J. · World Journal of Urology · 2016