Hirano, H., Watanabe, Y., & Onuki, Y. (1996). A follow-up study on athletic injury and physical fitness in a nationally ranked high school boy's water polo team by orthopedist. Japanese journal of physical fitness and sports medicine, 45(5), S. 485-494.

Hirano, H., Y. Watanabe, and Y. Onuki. "A follow-up study on athletic injury and physical fitness in a nationally ranked high school boy's water polo team by orthopedist." Japanese journal of physical fitness and sports medicine 45, no. 5 (1996): S. 485-494.

Hirano, H., Y. Watanabe, and Y. Onuki. "A follow-up study on athletic injury and physical fitness in a nationally ranked high school boy's water polo team by orthopedist." Japanese journal of physical fitness and sports medicine 45.5 (1996): S. 485-494.