1Department of Neurosurgery, Seoul National University Boramae Medical Center, Seoul, Korea.
2Department of Neurosurgery, Seoul National University Hospital, Seoul National University College of Medicine, Clinical Research Institute, Seoul, Korea.
3Department of Biostatistics, Robert Stempel College of Public Health and Social Work, Florida International University, Miami, FL, USA.
Copyright © 2019 The Korean Society for Bone and Mineral Research
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