Aversa, A Relationship between chronic tadalafil administration and improvement of endothelial function in men with erectile dysfunction: a pilot study. [electronic resource] - International journal of impotence research - 200-7 p. digital Publication Type: Journal Article; Randomized Controlled Trial ISSN: 0955-9930 Standard No.: 10.1038/sj.ijir.3901513 doi Subjects--Topical Terms: Biomarkers--metabolismC-Reactive Protein--metabolismCarbolines--administration & dosageCarotid Arteries--anatomy & histologyCross-Over StudiesEndothelin-1--metabolismEndothelium, Vascular--drug effectsErectile Dysfunction--drug therapyHumansInsulin--bloodIntercellular Adhesion Molecule-1--metabolismMaleMiddle AgedPenis--blood supplyPhosphodiesterase Inhibitors--administration & dosagePilot ProjectsTadalafilTreatment OutcomeVascular Cell Adhesion Molecule-1--metabolismVasodilation