title: [Impotence and prevalence].
authors.forename: S
authors.initials: S
authors.lastname: Forsmo
mesh_terms: D007172:Erectile Dysfunction / Q000453:epidemiology*; D006801:Humans; D008297:Male; D009664:Norway / Q000453:epidemiology; D010410:Penile Erection; D015995:Prevalence