Activity of single motor units during prolonged muscle activity at various levels of contraction performed by nontrained persons and by highly specialized athletes.
D004576:Electromyography; D006801:Humans; D008297:Male; D009046:Motor Neurons / Q000502:physiology*; D009119:Muscle Contraction; D009132:Muscles / Q000294:innervation; D010809:Physical Fitness; D012420:Running