Authors: Michael J Aminoff; Chad W Christine; Joseph H Friedman; Kelvin L Chou; Kelly E Lyons; Rajesh Pahwa; Bastian R Bloem; Sotirios A Parashos; Catherine C Price; Irene A Malaty; Robert Iansek; Ivan Bodis-Wollner; Oksana Suchowersky; Wolfgang H Oertel; Jorge Zamudio; Joyce Oberdorf; Peter Schmidt; Michael S Okun Journal: Parkinsonism Relat Disord Date: 2010-12-14 Impact factor: 4.891