About the Authors

Emil Järbur

Roles Conceptualization, Data curation, Investigation, Methodology, Project administration, Visualization, Writing – original draft

emil.jarbur@vgregion.se, emil.jarbur@gmail.com

Affiliations Department of Urology, Institute of clinical sciences, Sahlgrenska academy, University of Gothenburg, Gothenburg, Sweden, Department of Urology, Uddevalla hospital, Uddevalla, Sweden

Rebecka Arnsrud Godtman

Roles Conceptualization, Data curation, Investigation, Methodology, Project administration, Supervision, Writing – review & editing

Affiliations Department of Urology, Institute of clinical sciences, Sahlgrenska academy, University of Gothenburg, Gothenburg, Sweden, Department of Urology, Sahlgrenska University Hospital, Gothenburg, Sweden

Carl Bonander

Roles Investigation, Methodology, Supervision, Visualization, Writing – review & editing

Affiliation School of public health and community medicine, Institute of Medicine, University of Gothenburg, Gothenburg, Sweden

Ulf Strömberg

Roles Conceptualization, Data curation, Formal analysis, Methodology, Supervision, Validation, Visualization, Writing – review & editing

Affiliation School of public health and community medicine, Institute of Medicine, University of Gothenburg, Gothenburg, Sweden

Ola Bratt

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

Affiliations Department of Urology, Institute of clinical sciences, Sahlgrenska academy, University of Gothenburg, Gothenburg, Sweden, Department of Urology, Sahlgrenska University Hospital, Gothenburg, Sweden

Competing Interests

Emil Järbur certifies that all conflicts of interest, including specific financial interests and relationships and affiliations relevant to the subject matter or materials discussed in the manuscript, are the following: Rebecka Arnsrud Godtman has received lecture fees and travel honoraria from Bayer and Ipsen. Emil Järbur, Ulf Bonander, Ulf Strömberg and Ola Bratt have no conflicts of interest other than working with and/or doing research related to OPT. This does not alter our adherence to PLOS ONE policies on sharing data and materials.