2004m-219 2008k-454 atlases diagnosis harnröhrenkrankheit methods pathology plastic reconstructivesurgicalprocedures surgery treatment tumors urethralstricture urethroplastik urinarybladderneoplasms urinaryorgans urothelium wiederherstellungschirurgie wj504d785u2004 wj600 wj6002008 yk9323