Inspiratory muscle training improves blood flow to resting and exercising limbs in patients with chronic heart failure - Chiappa, G R; Roseguini, B T; Vieira, PJ C; Alves, C N; Tavares, A; Winkelmann, E R; Ferlin, E L; Stein, R; Ribeiro, J P (J Am Coll Cardiol, 2008)