@article{111b24f1e1d646ea9181208169803fea,
title = "The motor phenotype of Parkinson's disease in relation to age at onset",
abstract = "Parkinson's disease (PD) is heterogeneous and age at onset may define variation in clinical phenotype. Most previous studies have used various age cut-offs and have been based on clinical case series.",
author = "Wickremaratchi, {Mirdhu M} and Knipe, {M. Duleeka W} and Sastry, {B S Dwarakanath} and Elizabeth Morgan and Anne Jones and Rachel Salmon and Richard Weiser and Maralyn Moran and Debbie Davies and Louise Ebenezer and Sandip Raha and Robertson, {Neil P} and Butler, {Christopher C} and Yoav Ben-Shlomo and Morris, {Huw R}",
note = "Copyright {\textcopyright} 2010 Movement Disorder Society.",
year = "2011",
doi = "10.1002/mds.23469",
language = "English",
volume = "26",
pages = "457--63",
journal = "Movement Disorders",
issn = "1531-8257",
publisher = "Wiley",
number = "3",
}