TY - RPRT TI - Colonic polyps complicating ureterosigmoidostomy. AU - I D Ansell AU - K D Vellacott PY - 1980 DO - 10.1111/j.1365-2559.1980.tb02937.x UR - https://pubmed.ncbi.nlm.nih.gov/7429431/ ID - 7429431 ER -