Azamat, S., Arslan, D.B., Erdogdu, E., Kicik, A., Cengiz, S., Eryürek, K., Öztürk-Işık, E., "Corrigendum to “Detection of Visual and Frontoparietal Network Perfusion Deficits in Parkinson's Disease Dementia” [eur. J. radiol. 144 (2021) 109985] (european journal of radiology ,144, European Journal of Radiology, 157, 2022.