For citations:
Khatkova SE, Balbert AA. Ultrasound-guided botulinum toxin injections. Nevrologiya, neiropsikhiatriya, psikhosomatika = Neurology, Neuropsychiatry, Psychosomatics. 2016;8(2):4-9. (In Russ.) https://doi.org/10.14412/2074-2711-2016-2-4-9