Consensus definition of sport specialization in youth athletes using a delphi approach - Bell, D. R.; Snedden, T. R.; Biese, K. M.; Nelson, E.; Watson, A. M.; Brooks, A.; McGuine, T. A.; Brown, R. L.; Kliethermes, S. A. (Journal of Athletic Training, 2021)
Keywords: youth; sport; specialisation; training; junior elite sport; definition; USA; junior sports