title: Editorial comment.
authors.forename: Ferdinand
authors.initials: F
authors.lastname: Frauscher
authors.forename: Germar Michael
authors.initials: GM
authors.lastname: Pingerra
mesh_terms: D000818:Animals; D002243:Carbolines / Q000494:pharmacology*; D003921:Diabetes Mellitus, Experimental / Q000503:physiopathology*; D008297:Male; D010410:Penile Erection / Q000187:drug effects*; D010413:Penis / Q000187:drug effects*; D058986:Phosphodiesterase 5 Inhibitors / Q000494:pharmacology*; D000068581:Tadalafil
chemical_list: D002243:Carbolines; D058986:Phosphodiesterase 5 Inhibitors; D000068581:Tadalafil