[P2–346]: EXCESSIVE NEOCORTICAL TAU ACCUMULATION IN DOWN SYNDROME. (1st July 2017) - Yoon, So Hoon; Cho, Hanna; Choi, Jae Yong; Lee, Seung Ha; Baek, Min Seok; Ryu, Young Hoon; Lee, Myung Sik; Lyoo, Chul Hyoung