References
- Harberler C, Alesch F, Mazal PR, No tissue damage in chronic deep brain stimulation in Parkinson's disease. Ann Neurol 2000;48:372–6.
- Alvarez L, Macia R, Pavon N, Therapeutic efficacy of unilateral subthalamotomy in Parkinson's disease: results in 89 patients followed for up to 36 months. J Neurol Neurosurg Psychiatry 2009;80:979–85.
- Freund H-J. Long term effects of deep brain stimulation in Parkinson's disease. Brain 2005;128:2222–3.
- Wilder C, Pollo C, Bloch J, Burkhard PR, Vingerhoets FJG. Long-term outcome of 50 consecutive Parkinson's disease patients treated with subthalamic deep brain stimulation. Parkinsonism Relat Disord 2008;14:114–9.