Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) KELLY PJ,The long-term results of stereotaxic surgery and L-dopa therapy in patients with Parkinson's disease. A 10-year follow-up study,J Neurosurg,,,1980,53,,332-337,https://cir.nii.ac.jp/crid/1570291225070987904,