Oxidative-stress biomarkers in patients with pulmonary hypertension - Reis, Graziela S.; Augusto, Viviane S.; Silveira, Ana Paula C.; Jordão Júnior, Alceu Afonso; Martinez, José Antônio Baddini; Poli Neto, Omero; Rodrigues, Alfredo José; Evora, Paulo Roberto Barbosa (Pulmonary Circulation, 2013)