Williams, S. J., & Nukada, H. (1994). Sport and exercise headache: Part 1. Prevalence among university students.
シカゴスタイル引用形Williams, S J., , H. Nukada. Sport and Exercise Headache: Part 1. Prevalence Among University Students. 1994.
MLA引用形式Williams, S J., , H. Nukada. Sport and Exercise Headache: Part 1. Prevalence Among University Students. 1994.
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