Lapp RT, Wolf JS Jr, Faerber GJ, Roberts WW, McCarthy ST, Anderson MA, Wamsteker EJ, Elta GH, Scheiman JM, Kwon RS.
From the *Division of Gastroenterology and †Department of Urology, University of Michigan, Ann Arbor, MI.

Chung VY, Turney BW.
Oxford Stone Group, Department of Urology, Churchill Hospital, Nuffield Department of Surgical Sciences, University of Oxford, Headington, Oxford.

Harrogate S, Yick S, Williams JC, Cleveland R, Turney BW.
Oxford University Medical School, John Radcliffe Hospital, Oxford, United Kingdom.
Department of Anatomy and Cell Biology, Indiana University School of Medicine, Indianapolis, Indiana.
Department of Engineering, Institute of Biomedical Engineering, University of Oxford, Oxford, United Kingdom.
Oxford Stone Group, Nuffield Department of Surgical Sciences, Department of Urology, University of Oxford, United Kingdom.

Blackburne AT, Rivera ME, Gettman MT, Patterson DE, Krambeck AE.
Department of Urology, Mayo Clinic, Rochester, MN.

May PC, Bailey MR, Harper JD.
Department of Urology, University of Washington School of Medicine bCenter for Industrial and Medical Ultrasound, Applied Physics Laboratory, University of Washington, Seattle, Washington, USA.