Reduced Ventrolateral fMRI Response during Observation of Emotional Gestures Related to the Degree of Dopaminergic Impairment in Parkinson Disease. - Martin Lotze; Matthias Reimold; Ulrike Heymans; Arto Laihinen; Marianne Patt; Ulrike Halsband (J. Cogn. Neurosci., 2009)