title: Re-dosing of prostaglandin-E1 versus prostaglandin-E1 plus phentolamine in male erectile dysfunction: a dynamic color power Doppler study.
authors.forename: H C
authors.initials: HC
authors.lastname: Porst
mesh_terms: D000527:Alprostadil / Q000008:administration & dosage*; D007172:Erectile Dysfunction / Q000175:diagnosis*; D006801:Humans; D008297:Male; D010646:Phentolamine / Q000008:administration & dosage*; D018615:Ultrasonography, Doppler, Color
chemical_list: D000527:Alprostadil; D010646:Phentolamine