# Match Fatigue Time-Course Assessment Over Four Days: Usefulness of the Hooper Index and Heart Rate Variability in Professional Soccer Players

> Research article (Frontiers in Physiology, 2019) · cited 73× · AI/ML

**Wikidata**: [openalex:W2918015541](https://www.wikidata.org/wiki/openalex:W2918015541)  
**Source**: https://4ort.xyz/entity/match-fatigue-time-course-assessment-over-four-days-usefulness-of-the-hooper-index-and-heart-rate-variability-in-profess