1 Tulane University School of Medicine, New Orleans, LA, United States. Electronic address: [email protected].
2 Department of Urology, UT Southwestern Medical Center, Dallas, TX, United States.
3 Division of Urology, Ann and Robert H. Lurie Children's Hospital of Chicago, Chicago, IL, United States.
4 Department of Pediatric Anesthesiology, Ann and Robert H. Lurie Children's Hospital of Chicago, Chicago, IL, United States.
5 Division of Urology, Ann and Robert H. Lurie Children's Hospital of Chicago, Chicago, IL, United States; Northwestern University Feinberg School of Medicine, Department of Urology, Chicago, IL, United States.