title: Author Reply.
authors.affiliation: Department of Urology, Leiden University Medical Center, Leiden, The Netherlands.
authors.forename: Esmée M
authors.initials: EM
authors.lastname: Krouwel
authors.affiliation: Leiden University Medical Center, The Netherlands.
authors.forename: Henk W
authors.initials: HW
authors.lastname: Elzevier
mesh_terms: D007172:Erectile Dysfunction; D005260:Female; D006801:Humans; D007396:Internship and Residency; D008297:Male; D011471:Prostatic Neoplasms; D014572:Urology / Q000193:education*