The publisher wishes to apologize for incorrectly displaying the names and affiliations of authors (Hee Jin Kim and Bom Sahn Kim). We correct their names and affiliations from "Hee Jin Kim" to "Hee-Jin Kim", adding "Department of Neurology, College of Medicine, Hanyang University" as additional affiliation (current address), and "Department of Nuclear Medicine, Ewha Womans University School of Medicine" for Bom Sahn Kim's affiliation.

So the full names and affiliations for authors should be as follows;

Mina Lee,^a Song E Kim,^a Won Sup Kim,^a Jooman Han,^a Hee-Jin Kim,^a,c Bom Sahn Kim,^b Ji Young Kim,^d Seung Bong Hong,^d Byung Gon Kim,^e Hyang Woon Lee^a

^aDepartments of Neurology and ^bNuclear Medicine, Ewha Womans University School of Medicine and Ewha Medical Research Institute, Seoul, Korea

^cDepartment of Neurology, College of Medicine, Hanyang University, Seoul, Korea

^dDepartment of Neurology, Samsung Medical Center, Sungkyunkwan University, Seoul, Korea

^eBrain Disease Institute and Department of Neurology, Ajou University School of Medicine, Suwon, Korea