1. Department of Neurological Surgery, The Catholic University of Korea, Daejeon St. Mary's Hospital, Daejeon, Korea.
2. Hope Center for Neurological Disorders, Washington University School of Medicine, St. Louis, MO, USA.
3. Department of Neurological Surgery, Washington University School of Medicine, St. Louis, MO, USA.
4. Alzheimers Disease Research Center, Washington University School of Medicine, St. Louis, MO, USA.