A longitudinal program for biomarker development in Parkinson's disease: A feasibility study.
Ravina, Bernard MD, MSCE 1,*; Tanner, Caroline MD, PhD 2; DiEuliis, Diane PhD 3; Eberly, Shirley MS 1; Flagg, Emily BA 1; Galpern, Wendy R. MD, PhD 3; Fahn, Stanley MD 4; Goetz, Christopher G. MD 5; Grate, Stephen DVM 6; Kurlan, Roger MD 1; Lang, Anthony E. MD 7; Marek, Kenneth MD 8; Kieburtz, Karl MD, MPH 1; Oakes, David PhD 1; Elliott, Robin MA 9; Shoulson, Ira MD 1
[Article] Movement Disorders. 24(14):2081-2090, October 30, 2009.

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