TY - RPRT TI - Acute nonobstructive pyelonephritis requiring nephrectomy. AU - A S Cass AU - R G Del Villar PY - 1973 DO - 10.1016/0090-4295(73)90565-7 UR - https://pubmed.ncbi.nlm.nih.gov/4588166/ ID - 4588166 ER -