TY - RPRT TI - Malacoplakia causing bilateral ureteropelvic junction obstruction. AU - G N Halpern AU - D W Kalies AU - S Factor AU - A J Wein PY - 1974 DO - 10.1016/s0090-4295(74)80264-5 UR - https://pubmed.ncbi.nlm.nih.gov/4830640/ ID - 4830640 ER -