Effects of altering pedal frequency on the slow component of pulmonary V̇ ̇O2 kinetics and EMG activity - Hirai, D M; Roseguini, B T; Diefenthaeler, F; Carpes, F P; Vaz, M A; Ferlin, E L; Ribeiro, J P; Nakamura, F Y (Int J Sports Med, 2010)