The influence of relative age on success and dropout in male soccer players

@article{Helsen1998TheIO,
  title={The influence of relative age on success and dropout in male soccer players},
  author={Werner F. Helsen and Janet L. Starkes and Jan van Winckel},
  journal={American Journal of Human Biology},
  year={1998},
  volume={10}
}
The consistent asymmetry in the birth‐date distribution of senior professional soccer players has led us to investigate whether similar asymmetries emerge throughout youth categories in soccer. Birth dates were considered for professional players, national youth teams, youth players transferred to top teams, and regular youth league players. Kolmogorov Smirnov tests assessed differences between observed and expected birth‐date distributions. Regression analyses examined the relationship between… 

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