title: Motor neuron disease: possible mechanisms of spontaneous electromyographic activity.
mesh_terms: D000328:Adult; D004576:Electromyography; D006801:Humans; D008297:Male; D008875:Middle Aged; D009046:Motor Neurons; D009132:Muscles / Q000503:physiopathology*; D009422:Nervous System Diseases / Q000503:physiopathology