# Age-ordered shirt numbering reduces the selection bias associated with the relative age effect

> Research article (Journal of Sports Sciences, 2016) · cited 149× · AI/ML

**Wikidata**: [openalex:W2417146370](https://www.wikidata.org/wiki/openalex:W2417146370)  
**Source**: https://4ort.xyz/entity/age-ordered-shirt-numbering-reduces-the-selection-bias-associated-with-the-relative-age-effect