AUTHOR=di Biase Lazzaro , Summa Susanna , Tosi Jacopo , Taffoni Fabrizio , Marano Massimo , Cascio Rizzo Angelo , Vecchio Fabrizio , Formica Domenico , Di Lazzaro Vincenzo , Di Pino Giovanni , Tombini Mario TITLE=Quantitative Analysis of Bradykinesia and Rigidity in Parkinson’s Disease JOURNAL=Frontiers in Neurology VOLUME=9 YEAR=2018 URL=https://www.frontiersin.org/journals/neurology/articles/10.3389/fneur.2018.00121 DOI=10.3389/fneur.2018.00121 ISSN=1664-2295