Quantitative electromyographic investigation of the spasm theory of muscle pain.
D000293:Adolescent; D000328:Adult; D004576:Electromyography; D004594:Electrophysiology; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D009120:Muscle Cramp / Q000209:etiology* / Q000628:therapy*; D010146:Pain / Q000209:etiology*; D005082:Physical Exertion; D013035:Spasm / Q000175:diagnosis*