Immunohistochemical evaluation of three nitric oxide synthase isoforms in human saphenous vein exposed to different degrees of distension pressures - Viaro, Fernanda; Capellini, Verena Kise; Celotto, Andréa Carla; Carlotti Júnior, Carlos Gilberto; Rodrigues, Alfredo José; Reis, Graziela Saraiva; Augusto, Viviane dos Santos; Evora, Paulo Roberto Barbosa (Cardiovascular Pathology, 2010)