Abstract
The authors thank the patients and families for their participation in this study. Mayo Clinic Jacksonville is an M. K. Udall Parkinson’s Disease Research Center of Excellence (National Institute of Neurological Disorders and Stroke grant P01 NS40256), and the authors thank all collaborators at the Udall Center. This study was also supported by the National Institutes of Health grant R01 NS36960, the Research Council of Norway grant 153487/V50, and Reberg’s Legacy. The Ireland research consortium was supported by a Programme for Research in Third-Level Institutions neurosciences award and by the Research and Development Office of the Health and Personal Social Services. O.A.R. and M.T. are partly funded by National Parkinson Foundation and Parkinson’s Disease Foundation fellowships, respectively. We thank Minnie Schreiber for technical assistance.
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