Adler, Charles H Botulinum toxin type A for treating voice tremor. [electronic resource] - Archives of neurology Sep 2004 - 1416-20 p. digital Publication Type: Clinical Trial; Journal Article; Randomized Controlled Trial; Research Support, Non-U.S. Gov't ISSN: 0003-9942 Standard No.: 10.1001/archneur.61.9.1416 doi Subjects--Topical Terms: AgedAged, 80 and overBotulinum Toxins, Type A--therapeutic useFemaleHumansMaleMiddle AgedNeuromuscular Agents--therapeutic useSound SpectrographyTreatment OutcomeVideo RecordingVoice Disorders--drug therapy