_:vb50953944 . _:vb50953944 . _:vb50953944 "url:https://www.mayoclinic.org/diseases-conditions/dystonia/symptoms-causes/syc-20350480"^^ . _:vb50953944 "url:https://www.ninds.nih.gov/disorders/patient-caregiver-education/fact-sheets/dystonias-fact-sheet"^^ . _:vb50953944 . _:vb50953944 . _:vb50953944 "A movement disease that is characterized by involuntary muscle contractions causing repetitive or twisting movements."^^ . _:vb50953944 "url:https://rarediseases.org/rare-diseases/dystonia/"^^ .