Cerebral glucose metabolism and cognition in newly diagnosed Parkinson's disease: ICICLE-PD study
M J Firbank, A J Yarnall, R A Lawson, G W Duncan, T K Khoo, G S Petrides, J T O'Brien, R A Barker, R J Maxwell, D J Brooks, D J Burn
Journal of Neurology, Neurosurgery & Psychiatry Apr 2017, 88 (4) 310-316; DOI: 10.1136/jnnp-2016-313918