Dr. Daichi Yamashita, and Takafumi Kubo. “Anthropometric and Performance Parameters of Japanese High School American Football Players: A Case Study of Selection for International Matches”. Global Journal of Human-Social Science 20, no. A11 (May 15, 2020): 1–7. Accessed May 3, 2024. https://socialscienceresearch.org/index.php/GJHSS/article/view/3308.