Cite

    (Yasumasa Sekine), 関. et al. (2015). 自動二輪車乗車用ヘルメットの保護性能についての比較・検討(Comparison of the protective performance of motorcycle helmets: based on experiments of helmet shock absorption and a questionnaire survey of emergency medical centers). Nihon Kyūkyū Igakkai zasshi =. 26 (3), pp. 73-78. [Online].