1. From the Methodist Hospital Institute for Kidney Stone Disease (SCK, WWT, LCM, JEL) and Department of Anatomy and Cell Biology (APE), Indiana University School of Medicine (SCK, WWT, LCM, JEL), Indianapolis, Indiana, Division of Nephrology, Department of Medicine, Pritzker School of Medicine, University of Chicago (FLC, JHP), Chicago, Illinois, Department of Urology, Jefferson Medical College, Thomas Jefferson University (RLK), Philadelphia, Pennsylvania, and Division of Urology, Department of...