Abnormal serum concentrations of proteins in Parkinson's disease

Ira L. Goldknopf, Jennifer K. Bryson, Irina Strelets, Silvia Quintero, Essam A. Sheta, Miguel Mosqueda, Helen R. Park, Stanley H. Appel, Holly Shill, Marwan Sabbagh, Bruce Chase, Eric Kaldjian, Katerina Markopoulou