Article info
PDFMovement disorders
Research paper
Baseline prevalence and longitudinal evolution of non-motor symptoms in early Parkinson’s disease: the PPMI cohort
- Correspondence to Dr Tanya Simuni, Department of Neurology Northwestern University Feinberg School of Medicine, Chicago, IL 60611, USA; tatyana.simuni{at}nm.org
Citation
Baseline prevalence and longitudinal evolution of non-motor symptoms in early Parkinson’s disease: the PPMI cohort
Publication history
- Received April 7, 2017
- Revised July 18, 2017
- Accepted August 23, 2017
- First published October 6, 2017.
Online issue publication
February 26, 2019
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© Article author(s) (or their employer(s) unless otherwise stated in the text of the article) 2018. All rights reserved. No commercial use is permitted unless otherwise expressly granted. This is an Open Access article distributed in accordance with the Creative Commons Attribution Non Commercial (CC BY-NC 4.0) license, which permits others to distribute, remix, adapt, build upon this work non-commercially, and license their derivative works on different terms, provided the original work is properly cited and the use is non-commercial. See: http://creativecommons.org/licenses/by-nc/4.0/