About the Authors

Paddy K. C. Janssen

Affiliations Division of Pharmacology, Department of Pharmaceutical Sciences, Utrecht Institute for Pharmaceutical Sciences, Utrecht University, Utrecht, The Netherlands, Department of Central Hospital Pharmacy, Viecuri Hospital Venlo, Venlo, The Netherlands

Berend Olivier

Affiliations Division of Pharmacology, Department of Pharmaceutical Sciences, Utrecht Institute for Pharmaceutical Sciences, Utrecht University, Utrecht, The Netherlands, Deptartment of Psychiatry, Yale University School of Medicine, New Haven, Connecticut, United States of America

Aeilko H. Zwinderman

Affiliation Department of Medical Statistics, Clinical Epidemiology and Biostatistics, Academic Medical Center, University of Amsterdam, Amsterdam, The Netherlands

Marcel D. Waldinger

md@waldinger.demon.nl

Affiliations Division of Pharmacology, Department of Pharmaceutical Sciences, Utrecht Institute for Pharmaceutical Sciences, Utrecht University, Utrecht, The Netherlands, Outpatient Department of Neurosexology, HagaZiekenhuis, The Hague, The Netherlands, Private Practice, Amstelveen, The Netherlands

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: PKCJ MDW. Performed the experiments: PKCJ. Analyzed the data: PKCJ AZ BO MDW. Contributed reagents/materials/analysis tools: PKCJ. Wrote the paper: PKCJ MDW BO AZ.