Dystonia updates: definition, nomenclature, clinical classification, and etiology

Grütz K, Klein C
J Neural Transm (Vienna). 2021 Apr;128(4):395-404. doi: 10.1007/s00702-021-02314-2. Epub 2021 Feb 19.
https://pubmed.ncbi.nlm.nih.gov/33604773/