Contraction frequency modulates muscle fatigue and the rate of myoglobin desaturation during incremental contractions in humans.
Wigmore DM, Befroy DE, Lanza IR, Kent-Braun JA. Contraction frequency modulates muscle fatigue and the rate of myoglobin desaturation during incremental contractions in humans. Appl Physiol Nutr Metab. 2008 Oct; 33(5):915-21.