Parkinson’s disease and depression: evidence for an alteration of the basal limbic system detected by transcranial sonography
Thomas Becker, Georg Becker, Jochen Seufert, Erich Hofmann, Klaus W Lange, Markus Naumann, Alfred Lindner, Heinz Reichmann, Peter Riederer, Helmut Beckmann, Karlheinz Reiners
Journal of Neurology, Neurosurgery & Psychiatry Nov 1997, 63 (5) 590-595; DOI: 10.1136/jnnp.63.5.590