Clinical electromyographic studies of diseases of the motor unit.
D000293:Adolescent; D000328:Adult; D000690:Amyotrophic Lateral Sclerosis / Q000175:diagnosis*; D003937:Diagnosis, Differential; D004576:Electromyography; D006801:Humans; D009046:Motor Neurons; D009135:Muscular Diseases / Q000175:diagnosis*; D010523:Peripheral Nervous System Diseases / Q000175:diagnosis*; D011999:Recruitment, Neurophysiological; D013997:Time Factors