Review of one year's experience with the Johnson extractor in the management of ureteral and renal calculi.
D002137:Calculi; D006801:Humans; D007669:Kidney Calculi; D007682:Kidney Pelvis; D010388:Pelvis; D014513:Ureter; D053039:Ureterolithiasis; D014572:Urology / Q000295:instrumentation*
KIDNEY PELVIS/calculi; URETERS/calculi; UROLOGY/apparatus and instruments