A longitudinal program for biomarker development in Parkinson's disease: a feasibility study.
Ravina B, Tanner C, Dieuliis D, Eberly S, Flagg E, Galpern WR, Fahn S, Goetz CG, Grate S, Kurlan R, Lang AE, Marek K, Kieburtz K, Oakes D, Elliott R, Shoulson I; Parkinson Study Group LABS-PD Investigators.
Ravina B, et al. Among authors: lang ae.
Mov Disord. 2009 Oct 30;24(14):2081-90. doi: 10.1002/mds.22690.
Mov Disord. 2009.
PMID: 19691116