TY - GEN AU - Povolný,J AU - Krolupper,M TI - [Polyps in the pyeloureteral junction as a cause of hydronephrosis] SN - 0035-9351 PY - 1983///0407 KW - Child KW - Humans KW - Hydronephrosis KW - etiology KW - Kidney Neoplasms KW - complications KW - Kidney Pelvis KW - Male KW - Polyps KW - Ureteral Neoplasms N1 - Publication Type: Case Reports; Journal Article ER -