Relative age effects in international age group championships: A study of Spanish track and field athletes - Brazo-Sayavera, J.; Martinez-Valencia, M. A.; Müller, L.; Andronikos, G.; Martindale, R. J. J. (PLOS ONE, 2018)
Keywords: track and field; junior elite sport; youth; juniors; Spain; age; relation; performance; relative age effect; USA; endurance sports; strength and speed sports; biological and medical sciences; junior sports