Affiliation: | (1) Neuro-Oncology Clinic, National Cancer Center, 323 Ilsan-ro, Ilsandong-gu, Goyang-si, Gyeonggi-do, 410-769, Republic of Korea;(2) Cancer Biostatics Research, National Cancer Center, Goyang, Korea;(3) Center for Lung Cancer, National Cancer Center, Goyang, Korea;(4) Department of Neurosurgery, Seoul National University College of Medicine, Seoul, Republic of Korea; |