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Spasm
Key terms: spasmodic dysphonia voice disorder vocal muscles sd movement vocal folds neurological patients spasms cause nerve musician involuntary dystonia vocal cords voice disorders associated laryngeal open treatment speech injections normal psychiatric singer certain evidence result united states singing psychogenic compared percent symptoms toxin movement disorders speaking affected possible larynx produce american academy condition sound allows neurological disorder Search external links cited by footnotes on Wikipedia page Spasmodic dysphonia: |
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