Authors: Erdal, J Ostergaard, L Fuglsang-Frederiksen, A Werdelin, L Dalager, T Sjo, O Regeur, L

Citation: J. Erdal et al., Long-term botulinum toxin treatment of cervical dystonia - EMG changes in injected and noninjected muscles, CLIN NEU, 110(9), 1999, pp. 1650-1654