[18F]Fluoroethoxybenzovesamicol in Parkinson's disease patients: Quantification of a novel cholinergic positron emission tomography tracer. Issue 6 (12th April 2019) - van der Zee, Sygrid; Vállez García, David; Elsinga, Philip H.; Willemsen, Antoon T.M.; Boersma, Hendrikus H.; Gerritsen, Marleen J.J.; Spikman, Jacoba M.; van Laar, Teus