1 Columbia University Irving Medical Center, Department of Urology, New York, NY, USA. Electronic address: cnw2123@cumc.columbia.edu.
2 Columbia University Irving Medical Center, Department of Urology, New York, NY, USA. Electronic address: jtk2104@cumc.columbia.edu.
3 Columbia University Irving Medical Center, Department of Obstetrics and Gynecology, New York, NY, USA. Electronic address: rr2172@cumc.columbia.edu.
4 Columbia University Irving Medical Center, Department of Obstetrics and Gynecology, New York, NY, USA. Electronic address: pcb2112@cumc.columbia.edu.
5 Columbia University Irving Medical Center, Department of Urology, New York, NY, USA. Electronic address: gmb2107@cumc.columbia.edu.