About the Authors
- Hime Suzuki
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Roles Data curation
Affiliation Department of Neurosurgery, Sapporo Medical University, Sapporo, Japan
- Nobuhiro Mikuni
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Roles Conceptualization, Data curation, Investigation, Writing – original draft, Writing – review & editing
* E-mail: mikunin@sapmed.ac.jp
Affiliation Department of Neurosurgery, Sapporo Medical University, Sapporo, Japan
- Hirofumi Ohnishi
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Roles Formal analysis
Affiliation Department of Public Health, Sapporo Medical University, Sapporo, Japan
- Rintaro Yokoyama
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Roles Data curation
Affiliation Department of Neurosurgery, Sapporo Medical University, Sapporo, Japan
- Rei Enatsu
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Roles Data curation
Affiliation Department of Neurosurgery, Sapporo Medical University, Sapporo, Japan
- Satoko Ochi
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Roles Data curation
Affiliation Department of Neurosurgery, Sapporo Medical University, Sapporo, Japan
Competing Interests
Nobuhiro Mikuni has received speaker's honoraria from Eisai, UCB, Otsuka, and Daiichi Sankyo. This does not alter our adherence to PLOS ONE policies on sharing data and materials.