title: [Cause and classification of erectile dysfunction].
authors.affiliation: First Department of Urology, Toho University School of Medicine.
authors.forename: Nobuhisa
authors.initials: N
authors.lastname: Ishii
mesh_terms: D000375:Aging / Q000502:physiology; D048909:Diabetes Complications; D007172:Erectile Dysfunction / Q000145:classification* / Q000209:etiology*; D006801:Humans; D018783:Impotence, Vasculogenic / Q000209:etiology; D008297:Male; D051437:Renal Insufficiency / Q000150:complications