Associations of posttraumatic stress disorder symptoms with amyloid burden in cognitively normal older adults - Zhang, Lei; Gong, Yi-Miao; Wang, San-Wang; Shi, Pei-Ling; Li, Ming-Zhe; Wen, Xin; Wang, Di-Xin; Zheng, Yong-Bo; Han, Yong (Frontiers in Aging Neuroscience, 2024)