Ires Ghielen

2 Anxiety in Parkinson’s disease: symptom dimensions and overlap with depression and autonomic failure Sonja Rutten, MD Ires Ghielen, BSc Chris Vriend, MSc Adriaan W. Hoogendoorn, PhD Henk W. Berendse, MD PhD Albert F.G. Leentjens, MD PhD Ysbrand D. van der Werf, PhD Jan H. Smit, PhD Odile A. van den Heuvel, MD PhD Published in Parkinsonism & Related Disorders