RT Journal Article SR Electronic T1 The Diagnosis and Surgical Treatment of Hydronephrosis Due to Aberrant Artery JF Cleveland Clinic Journal of Medicine JO Cleve Clin J Med FD Cleveland Clinic SP 29 OP 32 VO 18 IS 1 A1 Engel, William J. YR 1951 UL http://www.ccjm.org/content/18/1/29.abstract AB