Biosignatures for Parkinson's Disease and Atypical Parkinsonian Disorders Patients Potashkin, Judith A. ; Santiago, Jose A. ; Ravina, Bernard M. ; Watts, Arthur ; Leontovich, Alexey A. Abstract Publication: PLoS ONE Pub Date: August 2012 DOI: 10.1371/journal.pone.0043595 Bibcode: 2012PLoSO...743595P