TY - RPRT TI - Undifferentiated sarcoma arising in an augmented ileocystoplasty patch. AU - B M Egbert AU - J K Kraft AU - I Perkash PY - 1980 DO - 10.1016/s0022-5347(17)55895-4 UR - https://pubmed.ncbi.nlm.nih.gov/7354539/ ID - 7354539 ER -