title: Ureteroscopic stone retrieval: rigid versus flexible endoscopes.
authors.affiliation: Department of Urology, Jefferson Medical College, Thomas Jefferson University, Philadelphia, PA 19107.
authors.forename: D H
authors.initials: DH
authors.lastname: Bagley
mesh_terms: D019723:Endoscopes; D004724:Endoscopy / Q000379:methods; D004867:Equipment Design; D006801:Humans; D008096:Lithotripsy / Q000295:instrumentation* / Q000379:methods; D016896:Treatment Outcome; D014514:Ureteral Calculi / Q000628:therapy*