title: [Problems with loop extraction in proximally situated ureteral stones].
mesh_terms: D000328:Adult; D006801:Humans; D008297:Male; D018805:Sepsis; D014514:Ureteral Calculi / Q000601:surgery*; D014546:Urinary Catheterization
vernacular_title: Zur Problematik der Schlingenextraktion bei hochsitzendem Ureterstein