D, T., & ER, F. (1999). Painful cervical dystonia: Clinical features and response to treatment with botulinum toxin. Movement disorders : official journal of the Movement Disorder Society, 14(6), 1043. https://doi.org/10.1002/1531-8257(199911)14:6<1043::aid-mds1026>3.0.co;2-3
Chicago Style (17th ed.) CitationD, Tarsy, and First ER. "Painful Cervical Dystonia: Clinical Features and Response to Treatment with Botulinum Toxin." Movement Disorders : Official Journal of the Movement Disorder Society 14, no. 6 (1999): 1043. https://doi.org/10.1002/1531-8257(199911)14:6<1043::aid-mds1026>3.0.co;2-3.
MLA (9th ed.) CitationD, Tarsy, and First ER. "Painful Cervical Dystonia: Clinical Features and Response to Treatment with Botulinum Toxin." Movement Disorders : Official Journal of the Movement Disorder Society, vol. 14, no. 6, 1999, p. 1043, https://doi.org/10.1002/1531-8257(199911)14:6<1043::aid-mds1026>3.0.co;2-3.