Clinical variability in Chinese families with Parkinson disease and SNCA duplication, including the shortest 139kb duplication. (November 2019) - Du, Yu-Jie; Shen, Yan; Wang, Yi-Xuan; Sun, Yi-Min; Liu, Feng-Tao; Chen, Chen; Chen, Kui; Zuo, Chuan-Tao; Wu, Jian-Jun; Wang, Jian; An, Yu; Yu, Huan