Early sports specialization: An international perspective - Smith, A. D.; Alleyne, J. M. K.; Pitsiladis, Y.; Schneider, C.; Kenihan, M.; Constantinou, D.; Webborn, N. (Current Sports Medicine Reports, 2017)
Keywords: sports medicine; junior elite sport; endurance; USA; child; youth; nutrition; training; load; long-term performance build-up; specialisation; biological and medical sciences; training science; junior sports