Yo-Yo Intermittent Recovery Test Level 1 - Science for Sport
Yo-Yo Intermittent Recovery Test Level 1 - Science for Sport
30-15 Intermittent Fitness Test vs. Yo-Yo Intermittent Recovery Test Level 2 Relationship and Ability to Discriminate Performance Levels - 30-15 IFT
Normative Yo-Yo Intermittent Recovery Level 1 and Yo-Yo Intermittent Endurance Level 1 test values of boys aged 9–16years - Journal of Science and Medicine in Sport
All About The Yo-Yo Intermittent Recovery Test Level 1