TY - RPRT TI - Extrarectal mass: a tailgut cyst. AU - D Costello AU - A Schofield AU - R Stirling AU - N Theodorou PY - 2000 DO - 10.1177/014107680009300214 UR - https://pubmed.ncbi.nlm.nih.gov/10740581/ ID - 10740581 ER -