About the Authors

Hee Youn Kim

Contributed equally to this work with: Hee Youn Kim

Roles Methodology, Writing – review & editing

Affiliation Department of Urology, St. Vincent’s Hospital, College of Medicine, The Catholic University of Korea, Seoul, Republic of Korea

Dong Sup Lee

Roles Conceptualization, Data curation, Formal analysis, Funding acquisition, Investigation, Methodology, Project administration, Resources, Supervision, Validation, Writing – original draft, Writing – review & editing

LDS@catholic.ac.kr

‡ These author also contributed equally to this work.

Affiliation Department of Urology, St. Vincent’s Hospital, College of Medicine, The Catholic University of Korea, Seoul, Republic of Korea

Competing Interests

This study was funded by Dong-a ST Co., Ltd, who had had no role in the study design, data collection and analysis, decision to publish, or preparation of the manuscript. This does not alter our adherence to PLOS ONE policies on sharing data and materials.