Mara A. Monoski a, b, Philip S. Li a, b, Neil Baum c, d, Marc Goldstein a, b, ⁎ 
a Department of Urology, Weill Medical College of Cornell University, New York Presbyterian Hospital of Columbia and Cornell, New York, New York, USA
b Center for Male Reproductive Medicine and Microsurgery, Cornell Institute for Reproductive Medicine, Weill Medical College of Cornell University, New York Presbyterian Hospital of Columbia and Cornell, New York, New York
c Department of Urology, Tulane Medical School, New Orleans, Louisiana, USA
d Department of Urology, Louisiana State University Medical School, New Orleans, Louisiana