Development and internal validation of a nomogram for predicting cognitive impairment after mild ischemic stroke and transient ischemic attack based on cognitive trajectories: a prospective cohort study - Zhao, Panpan; Shi, Lin; Zhang, Guimei; Wei, Chunxiao; Zhai, Weijie; Shen, Yanxin; Wang, Yongchun; Wang, Zicheng; Sun, Li (Frontiers in Aging Neuroscience, 2025)