About the Authors

Ype de Jong

Contributed equally to this work with: Ype de Jong, Johannes Henricus Francisca Maria Pinckaers, Robin Marco ten Brinck

Affiliation Department of Urology, Leiden University Medical Center (LUMC), Leiden, the Netherlands

Johannes Henricus Francisca Maria Pinckaers

Contributed equally to this work with: Ype de Jong, Johannes Henricus Francisca Maria Pinckaers, Robin Marco ten Brinck

Affiliation Department of Urology, Leiden University Medical Center (LUMC), Leiden, the Netherlands

Robin Marco ten Brinck

Contributed equally to this work with: Ype de Jong, Johannes Henricus Francisca Maria Pinckaers, Robin Marco ten Brinck

Affiliation Department of Urology, Leiden University Medical Center (LUMC), Leiden, the Netherlands

Augustinus Aizo Beent Lycklama à Nijeholt

Affiliation Department of Urology, Leiden University Medical Center (LUMC), Leiden, the Netherlands

Olaf Matthijs Dekkers

r.m.ten_brinck@lumc.nl

Affiliation Department of Clinical Epidemiology, Leiden University Medical Center (LUMC), Leiden, the Netherlands

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Analyzed the data: OD JHFMP. Wrote the paper: YDJ JHFMP RTB OD AABLAN.