Diffusion-Informed Joint Segmentation Enhances Detection of Thalamic Atrophy in Parkinson's Disease. - Kizilates-Evin G; Kicik A; Erdogdu E; Saridede DB; Cengiz S; Bilgic B; Hanagasi HA; Ozturk-Isik E; Demiralp T; Bayram A (Brain topography, 2026)