%0 Journal Article
%T Parkinson's Disease and Cognitive Impairment
%A Bei-sha Tang
%A Ji-feng Guo
%A Yang Yang
%J Archive of "Parkinson's Disease".
%D 2016
%R 10.1155/2016/6734678
%U https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5183770/