설명문(일반)[Park, Shinwon; Kang, Ilhyang; Namgung, Eun; Kim, Jinsol; Kim, Jungyoon] Ewha W Univ, Ewha Brain Inst, 52 Ewhayeodae Gil, Seoul 03760, South Korea; [Edden, Richard A. E.] Johns Hopkins Univ, Sch Med, Russell H Morgan Dept Radiol & Radiol Sci, Baltimore, MD USA; [Edden, Richard A. E.] Kennedy Krieger Inst, FM Kirby Res Ctr Funct Brain Imaging, Baltimore, MD USA; [Kim, Jinsol; Kim, Jungyoon] Ewha W Univ, Dept Brain & Cognit Sci, Seoul, South Korea