Relative Age Effect, Biological Maturation, and Coaches' Efficacy Expectations in Young Male Soccer Players.
Iván Peña-GonzálezJaime Fernández-FernándezManuel Moya-RamónEduardo CervellóPublished in: Research quarterly for exercise and sport (2018)
Anthropometrical and physical performance variables were not affected by birth quartile, and coaches' efficacy expectations were related to the relative age effect.