Differences in hemodynamic and oxygenation responses to three different phosphodiesterase-5 inhibitors in patients with pulmonary arterial hypertension
Hossein Ardeschir Ghofrani, Robert Voswinckel, Frank Reichenberger, Horst Olschewski, Peter Haredza, Burcu Karadaş, Ralph T. Schermuly, Norbert Weißmann, Werner Seeger, Friedrich Grimminger
Abstract