Li, W; Lao-Kaim, NP; Roussakis, AA; Martin-Bastida, A; Valle-Guzman, N; Paul, G; Loane, C; ... Piccini, P; + view all Li, W; Lao-Kaim, NP; Roussakis, AA; Martin-Bastida, A; Valle-Guzman, N; Paul, G; Loane, C; Widner, H; Politis, M; Foltynie, T; Barker, RA; Piccini, P; - view fewer (2017) C-11-PE2I and F-18-Dopa PET for Assessing Progression Rate in Parkinson's: A Longitudinal Study. Movement Disorders , 33 (1) pp. 117-127. 10.1002/mds.27183.