DystoniaDystonic DisordersDystonia Musculorum DeformansMuscle ContractionTorticollisIsometric ContractionAnti-Dyskinesia AgentsUterine ContractionMyocardial ContractionBlepharospasmMeige SyndromeGlobus PallidusMuscle, SmoothMuscle CrampElectromyographyElectric StimulationMuscle, SkeletalHandBotulinum ToxinsMovement DisordersIsotonic ContractionVasoconstrictionNeuromuscular AgentsDeep Brain StimulationCalciumBotulinum Toxins, Type AHandwritingGuinea PigsMolecular ChaperonesNocturnal Paroxysmal DystoniaMuscle, Smooth, VascularEntopeduncular NucleusLevodopaMuscle RelaxationSpasmTrihexyphenidylMuscle FatigueGTP CyclohydrolaseBasal GangliaBasal Ganglia DiseasesChoreaFacial MusclesPotassium ChlorideGastrointestinal MotilityDose-Response Relationship, DrugTracheaMusclesComplex Regional Pain SyndromesDyskinesia, Drug-InducedAcetylcholineVasoconstrictor AgentsPeristalsisEssential TremorUrinary BladderSensation DisordersNorepinephrineEvoked Potentials, MotorMotor CortexTime FactorsAge of OnsetRabbitsMyoclonusAtropineTremorDyskinesiasPhenylephrineMovementParkinsonian DisordersVas DeferensIleumNifedipineAorta, ThoracicTranscranial Magnetic Stimulation