Fig. 1From: Levetiracetam for the treatment of mild cognitive impairment in Parkinson’s disease: a double-blind controlled proof-of-concept trial protocolStudy procedure flow chart. Legend: T = Time, PD = Parkinson’s disease, aMCI = amnestic mild cognitive impairment, nMI = no memory impairment, HC = healthy controls, fMRI = functional magnetic resonance imagingBack to article page