Using resting-state functional magnetic resonance imaging and contrastive learning to explore changes in the Parkinson’s disease brain network and correlations with gait impairment - An, Ran; Dong, Lining; Zhang, Mingkai; Wang, Shiya; Yan, Ying; Wang, Zheng; Shi, Mingjun; Wei, Wei; Wang, Zhenchang; Wei, Xuan (Quantitative Imaging in Medicine and Surgery, 2024)