Plasma arginase activity may affect the responses to sildenafil in patients with erectile dysfunction - Lacchini, Riccardo; Pinheiro, Lucas C.; Muniz, Jaqueline; Nobre, Yuri; Cologna, Adauto Jose; Martins, Antônio; Tanus-Santos, José Eduardo (Nitrite Oxide-Nitrite/Nitrate Conference, 2014)