Recommendations of the Polish Society of Sports Medicine on age criteria while qualifying children and youth for participation in various sports - Kostka, T.; Furgal, W.; Gawronski, W.; Bugajski, A.; Czamara, A.; Klukowski, K.; Krysztofiak, H.; Lewicki, R.; Szygula, Z.; Tomaszewski, W.; Trzaska, T.; Widuchowski, J.; et al. (British Journal of Sports Medicine, 2012)
Keywords: sports medicine; junior elite sport; aptitude; selection; test; long-term performance build-up; child; youth; elite sport; Great Britain; biological and medical sciences; strength and speed sports; junior sports