About the Authors

Michael H. Hsieh

mhsieh@afbr-bri.com

Affiliations Research and Development, Biomedical Research Institute, Rockville, Maryland, United States of America, Division of Urology, Children’s National Medical Center, Washington, D.C., United States of America, Department of Urology, The George Washington University, Washington, D.C., United States of America

Margaret M. Mentink-Kane

Affiliation Research and Development, Biomedical Research Institute, Rockville, Maryland, United States of America

Competing Interests

The authors have declared that no competing interests exist.