Association of Polygenic Risk Score With Cognitive Decline and Motor Progression in Parkinson Disease. 

Association of Polygenic Risk Score With Cognitive Decline and Motor Progression in Parkinson Disease. 
Paul KC, Schulz J, Bronstein JM, Lill CM, Ritz BR. JAMA Neurol. 2018 Mar 1;75(3):360-366. doi: 10.1001/jamaneurol.2017.4206. PMID: 29340614