RT Journal Article SR Electronic T1 Retrorectal cystic hamartoma: An unusual cause of retention of urine JF Saudi Medical Journal JO Saudi Med J FD Prince Sultan Military Medical City SP 786 OP 786 VO 24 IS 7 A1 Mohd S. Ansari A1 Monish Aron YR 2003 UL http://smj.org.sa/content/24/7/786.abstract AB