RT Journal Article SR Electronic T1 Giant calculi in urethral diverticula JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP 994 OP 994 DO 10.1503/cmaj.071198 VO 178 IS 8 A1 Josef Beatrice MD A1 Raeto T. Strebel MD YR 2008 UL http://www.cmaj.ca/content/178/8/994.abstract