Relationship of IEMG to two methods of counting surface spikes during different levels of isometric tension.
D004576:Electromyography / Q000379:methods*; D005071:Evoked Potentials; D006801:Humans; D007537:Isometric Contraction; D009046:Motor Neurons / Q000502:physiology*; D009119:Muscle Contraction; D009129:Muscle Tonus; D009132:Muscles / Q000294:innervation*